20952036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 64995840

約数和(自身を除く): 44043804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 47, 58, 61, 63, 84, 87, 94, 116, 122, 126, 141, 174, 183, 188, 203, 244, 252, 261, 282, 329, 348, 366, 406, 423, 427, 522, 549, 564, 609, 658, 732, 812, 846, 854, 987, 1044, 1098, 1218, 1281, 1316, 1363, 1692, 1708, 1769, 1827, 1974, 2196, 2436, 2562, 2726, 2867, 2961, 3538, 3654, 3843, 3948, 4089, 5124, 5307, 5452, 5734, 5922, 7076, 7308, 7686, 8178, 8601, 9541, 10614, 11468, 11844, 12267, 12383, 15372, 15921, 16356, 17202, 19082, 20069, 21228, 24534, 24766, 25803, 28623, 31842, 34404, 37149, 38164, 40138, 49068, 49532, 51606, 57246, 60207, 63684, 74298, 80276, 83143, 85869, 103212, 111447, 114492, 120414, 148596, 166286, 171738, 180621, 222894, 240828, 249429, 332572, 343476, 361242, 445788, 498858, 582001, 722484, 748287, 997716, 1164002, 1496574, 1746003, 2328004, 2993148, 3492006, 5238009, 6984012, 10476018, 20952036]

約数ペア:

[(1, 20952036), (2, 10476018), (3, 6984012), (4, 5238009), (6, 3492006), (7, 2993148), (9, 2328004), (12, 1746003), (14, 1496574), (18, 1164002), (21, 997716), (28, 748287), (29, 722484), (36, 582001), (42, 498858), (47, 445788), (58, 361242), (61, 343476), (63, 332572), (84, 249429), (87, 240828), (94, 222894), (116, 180621), (122, 171738), (126, 166286), (141, 148596), (174, 120414), (183, 114492), (188, 111447), (203, 103212), (244, 85869), (252, 83143), (261, 80276), (282, 74298), (329, 63684), (348, 60207), (366, 57246), (406, 51606), (423, 49532), (427, 49068), (522, 40138), (549, 38164), (564, 37149), (609, 34404), (658, 31842), (732, 28623), (812, 25803), (846, 24766), (854, 24534), (987, 21228), (1044, 20069), (1098, 19082), (1218, 17202), (1281, 16356), (1316, 15921), (1363, 15372), (1692, 12383), (1708, 12267), (1769, 11844), (1827, 11468), (1974, 10614), (2196, 9541), (2436, 8601), (2562, 8178), (2726, 7686), (2867, 7308), (2961, 7076), (3538, 5922), (3654, 5734), (3843, 5452), (3948, 5307), (4089, 5124)]