20447250052012

素因数分解:

$2^2\times 7^2\times {\mathrm{937}}^1\times {\mathrm{4157}}^1\times {\mathrm{26783}}^1$

素因数の和:31895

約数の個数: 72

約数和(自身を含む): 41680762510464

約数和(自身を除く): 21233512458452

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 937, 1874, 3748, 4157, 6559, 8314, 13118, 16628, 26236, 26783, 29099, 45913, 53566, 58198, 91826, 107132, 116396, 183652, 187481, 203693, 374962, 407386, 749924, 814772, 1312367, 2624734, 3895109, 5249468, 7790218, 15580436, 25095671, 27265763, 50191342, 54531526, 100382684, 109063052, 111336931, 175669697, 190860341, 222673862, 351339394, 381720682, 445347724, 702678788, 763441364, 779358517, 1229687879, 1558717034, 2459375758, 3117434068, 4918751516, 5455509619, 10911019238, 21822038476, 104322704347, 208645408694, 417290817388, 730258930429, 1460517860858, 2921035721716, 5111812513003, 10223625026006, 20447250052012]

約数ペア:

[(1, 20447250052012), (2, 10223625026006), (4, 5111812513003), (7, 2921035721716), (14, 1460517860858), (28, 730258930429), (49, 417290817388), (98, 208645408694), (196, 104322704347), (937, 21822038476), (1874, 10911019238), (3748, 5455509619), (4157, 4918751516), (6559, 3117434068), (8314, 2459375758), (13118, 1558717034), (16628, 1229687879), (26236, 779358517), (26783, 763441364), (29099, 702678788), (45913, 445347724), (53566, 381720682), (58198, 351339394), (91826, 222673862), (107132, 190860341), (116396, 175669697), (183652, 111336931), (187481, 109063052), (203693, 100382684), (374962, 54531526), (407386, 50191342), (749924, 27265763), (814772, 25095671), (1312367, 15580436), (2624734, 7790218), (3895109, 5249468)]