18228964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1213}}^1$

素因数の和:1264

約数の個数: 36

約数和(自身を含む): 36524404

約数和(自身を除く): 18295440

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 1213, 2426, 3757, 4852, 7514, 15028, 15769, 20621, 31538, 41242, 63076, 82484, 268073, 350557, 536146, 701114, 1072292, 1402228, 4557241, 9114482, 18228964]

約数ペア:

[(1, 18228964), (2, 9114482), (4, 4557241), (13, 1402228), (17, 1072292), (26, 701114), (34, 536146), (52, 350557), (68, 268073), (221, 82484), (289, 63076), (442, 41242), (578, 31538), (884, 20621), (1156, 15769), (1213, 15028), (2426, 7514), (3757, 4852)]