18658248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 39402552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 47, 51, 56, 68, 84, 94, 102, 119, 136, 139, 141, 168, 188, 204, 238, 278, 282, 329, 357, 376, 408, 417, 476, 556, 564, 658, 714, 799, 834, 952, 973, 987, 1112, 1128, 1316, 1428, 1598, 1668, 1946, 1974, 2363, 2397, 2632, 2856, 2919, 3196, 3336, 3892, 3948, 4726, 4794, 5593, 5838, 6392, 6533, 7089, 7784, 7896, 9452, 9588, 11186, 11676, 13066, 14178, 16541, 16779, 18904, 19176, 19599, 22372, 23352, 26132, 28356, 33082, 33558, 39198, 44744, 45731, 49623, 52264, 56712, 66164, 67116, 78396, 91462, 99246, 111061, 132328, 134232, 137193, 156792, 182924, 198492, 222122, 274386, 333183, 365848, 396984, 444244, 548772, 666366, 777427, 888488, 1097544, 1332732, 1554854, 2332281, 2665464, 3109708, 4664562, 6219416, 9329124, 18658248]

約数ペア:

[(1, 18658248), (2, 9329124), (3, 6219416), (4, 4664562), (6, 3109708), (7, 2665464), (8, 2332281), (12, 1554854), (14, 1332732), (17, 1097544), (21, 888488), (24, 777427), (28, 666366), (34, 548772), (42, 444244), (47, 396984), (51, 365848), (56, 333183), (68, 274386), (84, 222122), (94, 198492), (102, 182924), (119, 156792), (136, 137193), (139, 134232), (141, 132328), (168, 111061), (188, 99246), (204, 91462), (238, 78396), (278, 67116), (282, 66164), (329, 56712), (357, 52264), (376, 49623), (408, 45731), (417, 44744), (476, 39198), (556, 33558), (564, 33082), (658, 28356), (714, 26132), (799, 23352), (834, 22372), (952, 19599), (973, 19176), (987, 18904), (1112, 16779), (1128, 16541), (1316, 14178), (1428, 13066), (1598, 11676), (1668, 11186), (1946, 9588), (1974, 9452), (2363, 7896), (2397, 7784), (2632, 7089), (2856, 6533), (2919, 6392), (3196, 5838), (3336, 5593), (3892, 4794), (3948, 4726)]