1990993828

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{46549}}^1$

素因数の和:46624

約数の個数: 36

約数和(自身を含む): 3801366100

約数和(自身を除く): 1810372272

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 289, 578, 629, 1156, 1258, 2516, 10693, 21386, 42772, 46549, 93098, 186196, 791333, 1582666, 1722313, 3165332, 3444626, 6889252, 13452661, 26905322, 29279321, 53810644, 58558642, 117117284, 497748457, 995496914, 1990993828]

約数ペア:

[(1, 1990993828), (2, 995496914), (4, 497748457), (17, 117117284), (34, 58558642), (37, 53810644), (68, 29279321), (74, 26905322), (148, 13452661), (289, 6889252), (578, 3444626), (629, 3165332), (1156, 1722313), (1258, 1582666), (2516, 791333), (10693, 186196), (21386, 93098), (42772, 46549)]