2018558556

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:518

約数の個数: 240

約数和(自身を含む): 6412806400

約数和(自身を除く): 4394247844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 139, 162, 171, 189, 228, 252, 266, 278, 324, 337, 342, 378, 399, 417, 513, 532, 556, 567, 674, 684, 756, 798, 834, 973, 1011, 1026, 1134, 1197, 1251, 1348, 1539, 1596, 1668, 1946, 2022, 2052, 2268, 2359, 2394, 2502, 2641, 2919, 3033, 3078, 3591, 3753, 3892, 4044, 4718, 4788, 5004, 5282, 5838, 6066, 6156, 6403, 7077, 7182, 7506, 7923, 8757, 9099, 9436, 10564, 10773, 11259, 11676, 12132, 12806, 14154, 14364, 15012, 15846, 17514, 18198, 18487, 19209, 21231, 21546, 22518, 23769, 25612, 26271, 27297, 28308, 31692, 35028, 36396, 36974, 38418, 42462, 43092, 44821, 45036, 46843, 47538, 52542, 54594, 55461, 57627, 63693, 71307, 73948, 76836, 78813, 84924, 89642, 93686, 95076, 105084, 109188, 110922, 115254, 127386, 134463, 140529, 142614, 157626, 166383, 172881, 179284, 187372, 191079, 213921, 221844, 230508, 254772, 268926, 281058, 285228, 315252, 327901, 332766, 345762, 382158, 403389, 421587, 427842, 499149, 518643, 537852, 562116, 655802, 665532, 691524, 764316, 806778, 843174, 855684, 890017, 983703, 998298, 1037286, 1210167, 1264761, 1311604, 1497447, 1613556, 1686348, 1780034, 1967406, 1996596, 2074572, 2420334, 2529522, 2670051, 2951109, 2994894, 3560068, 3630501, 3794283, 3934812, 4840668, 5059044, 5340102, 5902218, 5989788, 6230119, 7261002, 7588566, 8010153, 8853327, 10680204, 11804436, 12460238, 14522004, 15177132, 16020306, 17706654, 18690357, 24030459, 24920476, 26559981, 32040612, 35413308, 37380714, 48060918, 53119962, 56071071, 72091377, 74761428, 96121836, 106239924, 112142142, 144182754, 168213213, 224284284, 288365508, 336426426, 504639639, 672852852, 1009279278, 2018558556]

約数ペア:

[(1, 2018558556), (2, 1009279278), (3, 672852852), (4, 504639639), (6, 336426426), (7, 288365508), (9, 224284284), (12, 168213213), (14, 144182754), (18, 112142142), (19, 106239924), (21, 96121836), (27, 74761428), (28, 72091377), (36, 56071071), (38, 53119962), (42, 48060918), (54, 37380714), (57, 35413308), (63, 32040612), (76, 26559981), (81, 24920476), (84, 24030459), (108, 18690357), (114, 17706654), (126, 16020306), (133, 15177132), (139, 14522004), (162, 12460238), (171, 11804436), (189, 10680204), (228, 8853327), (252, 8010153), (266, 7588566), (278, 7261002), (324, 6230119), (337, 5989788), (342, 5902218), (378, 5340102), (399, 5059044), (417, 4840668), (513, 3934812), (532, 3794283), (556, 3630501), (567, 3560068), (674, 2994894), (684, 2951109), (756, 2670051), (798, 2529522), (834, 2420334), (973, 2074572), (1011, 1996596), (1026, 1967406), (1134, 1780034), (1197, 1686348), (1251, 1613556), (1348, 1497447), (1539, 1311604), (1596, 1264761), (1668, 1210167), (1946, 1037286), (2022, 998298), (2052, 983703), (2268, 890017), (2359, 855684), (2394, 843174), (2502, 806778), (2641, 764316), (2919, 691524), (3033, 665532), (3078, 655802), (3591, 562116), (3753, 537852), (3892, 518643), (4044, 499149), (4718, 427842), (4788, 421587), (5004, 403389), (5282, 382158), (5838, 345762), (6066, 332766), (6156, 327901), (6403, 315252), (7077, 285228), (7182, 281058), (7506, 268926), (7923, 254772), (8757, 230508), (9099, 221844), (9436, 213921), (10564, 191079), (10773, 187372), (11259, 179284), (11676, 172881), (12132, 166383), (12806, 157626), (14154, 142614), (14364, 140529), (15012, 134463), (15846, 127386), (17514, 115254), (18198, 110922), (18487, 109188), (19209, 105084), (21231, 95076), (21546, 93686), (22518, 89642), (23769, 84924), (25612, 78813), (26271, 76836), (27297, 73948), (28308, 71307), (31692, 63693), (35028, 57627), (36396, 55461), (36974, 54594), (38418, 52542), (42462, 47538), (43092, 46843), (44821, 45036)]