31809182

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2243

約数の個数: 16

約数和(自身を含む): 48901632

約数和(自身を除く): 17092450

約数列:

[1, 2, 61, 122, 127, 254, 2053, 4106, 7747, 15494, 125233, 250466, 260731, 521462, 15904591, 31809182]

約数ペア:

[(1, 31809182), (2, 15904591), (61, 521462), (122, 260731), (127, 250466), (254, 125233), (2053, 15494), (4106, 7747)]