20245712968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{214631}}^1$

素因数の和:215557

約数の個数: 32

約数和(自身を含む): 40926029760

約数和(自身を除く): 20680316792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 907, 1814, 3628, 7256, 11791, 23582, 47164, 94328, 214631, 429262, 858524, 1717048, 2790203, 5580406, 11160812, 22321624, 194670317, 389340634, 778681268, 1557362536, 2530714121, 5061428242, 10122856484, 20245712968]

約数ペア:

[(1, 20245712968), (2, 10122856484), (4, 5061428242), (8, 2530714121), (13, 1557362536), (26, 778681268), (52, 389340634), (104, 194670317), (907, 22321624), (1814, 11160812), (3628, 5580406), (7256, 2790203), (11791, 1717048), (23582, 858524), (47164, 429262), (94328, 214631)]