20042653576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{630907}}^1$

素因数の和:630962

約数の個数: 48

約数和(自身を含む): 43267670640

約数和(自身を除く): 23225017064

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 418, 722, 836, 1444, 1672, 2888, 3971, 7942, 15884, 31768, 630907, 1261814, 2523628, 5047256, 6939977, 11987233, 13879954, 23974466, 27759908, 47948932, 55519816, 95897864, 131859563, 227757427, 263719126, 455514854, 527438252, 911029708, 1054876504, 1822059416, 2505331697, 5010663394, 10021326788, 20042653576]

約数ペア:

[(1, 20042653576), (2, 10021326788), (4, 5010663394), (8, 2505331697), (11, 1822059416), (19, 1054876504), (22, 911029708), (38, 527438252), (44, 455514854), (76, 263719126), (88, 227757427), (152, 131859563), (209, 95897864), (361, 55519816), (418, 47948932), (722, 27759908), (836, 23974466), (1444, 13879954), (1672, 11987233), (2888, 6939977), (3971, 5047256), (7942, 2523628), (15884, 1261814), (31768, 630907)]