20893510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11173}}^1$

素因数の和:11208

約数の個数: 32

約数和(自身を含む): 43444512

約数和(自身を除く): 22551002

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 11173, 22346, 55865, 111730, 122903, 189941, 245806, 379882, 614515, 949705, 1229030, 1899410, 2089351, 4178702, 10446755, 20893510]

約数ペア:

[(1, 20893510), (2, 10446755), (5, 4178702), (10, 2089351), (11, 1899410), (17, 1229030), (22, 949705), (34, 614515), (55, 379882), (85, 245806), (110, 189941), (170, 122903), (187, 111730), (374, 55865), (935, 22346), (1870, 11173)]