20458174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2928

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 16866626

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 2879, 3553, 5758, 7106, 31669, 48943, 54701, 63338, 97886, 109402, 538373, 601711, 929917, 1076746, 1203422, 1859834, 10229087, 20458174]

約数ペア:

[(1, 20458174), (2, 10229087), (11, 1859834), (17, 1203422), (19, 1076746), (22, 929917), (34, 601711), (38, 538373), (187, 109402), (209, 97886), (323, 63338), (374, 54701), (418, 48943), (646, 31669), (2879, 7106), (3553, 5758)]