19868654

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2084

約数の個数: 24

約数和(自身を含む): 33401160

約数和(自身を除く): 13532506

約数列:

[1, 2, 13, 26, 29, 58, 169, 338, 377, 754, 2027, 4054, 4901, 9802, 26351, 52702, 58783, 117566, 342563, 685126, 764179, 1528358, 9934327, 19868654]

約数ペア:

[(1, 19868654), (2, 9934327), (13, 1528358), (26, 764179), (29, 685126), (58, 342563), (169, 117566), (338, 58783), (377, 52702), (754, 26351), (2027, 9802), (4054, 4901)]