20616104

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 42347580

約数和(自身を除く): 21731476

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 241, 289, 296, 482, 578, 629, 964, 1156, 1258, 1928, 2312, 2516, 4097, 5032, 8194, 8917, 10693, 16388, 17834, 21386, 32776, 35668, 42772, 69649, 71336, 85544, 139298, 151589, 278596, 303178, 557192, 606356, 1212712, 2577013, 5154026, 10308052, 20616104]

約数ペア:

[(1, 20616104), (2, 10308052), (4, 5154026), (8, 2577013), (17, 1212712), (34, 606356), (37, 557192), (68, 303178), (74, 278596), (136, 151589), (148, 139298), (241, 85544), (289, 71336), (296, 69649), (482, 42772), (578, 35668), (629, 32776), (964, 21386), (1156, 17834), (1258, 16388), (1928, 10693), (2312, 8917), (2516, 8194), (4097, 5032)]