20801592

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 65052000

約数和(自身を除く): 44250408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 149, 168, 252, 277, 298, 447, 504, 554, 596, 831, 894, 1043, 1108, 1192, 1341, 1662, 1788, 1939, 2086, 2216, 2493, 2682, 3129, 3324, 3576, 3878, 4172, 4986, 5364, 5817, 6258, 6648, 7756, 8344, 9387, 9972, 10728, 11634, 12516, 15512, 17451, 18774, 19944, 23268, 25032, 34902, 37548, 41273, 46536, 69804, 75096, 82546, 123819, 139608, 165092, 247638, 288911, 330184, 371457, 495276, 577822, 742914, 866733, 990552, 1155644, 1485828, 1733466, 2311288, 2600199, 2971656, 3466932, 5200398, 6933864, 10400796, 20801592]

約数ペア:

[(1, 20801592), (2, 10400796), (3, 6933864), (4, 5200398), (6, 3466932), (7, 2971656), (8, 2600199), (9, 2311288), (12, 1733466), (14, 1485828), (18, 1155644), (21, 990552), (24, 866733), (28, 742914), (36, 577822), (42, 495276), (56, 371457), (63, 330184), (72, 288911), (84, 247638), (126, 165092), (149, 139608), (168, 123819), (252, 82546), (277, 75096), (298, 69804), (447, 46536), (504, 41273), (554, 37548), (596, 34902), (831, 25032), (894, 23268), (1043, 19944), (1108, 18774), (1192, 17451), (1341, 15512), (1662, 12516), (1788, 11634), (1939, 10728), (2086, 9972), (2216, 9387), (2493, 8344), (2682, 7756), (3129, 6648), (3324, 6258), (3576, 5817), (3878, 5364), (4172, 4986)]