19492040894

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1\times {\mathrm{246941}}^1$

素因数の和:247651

約数の個数: 16

約数和(自身を含む): 29763425376

約数和(自身を除く): 10271384482

約数列:

[1, 2, 61, 122, 647, 1294, 39467, 78934, 246941, 493882, 15063401, 30126802, 159770827, 319541654, 9746020447, 19492040894]

約数ペア:

[(1, 19492040894), (2, 9746020447), (61, 319541654), (122, 159770827), (647, 30126802), (1294, 15063401), (39467, 493882), (78934, 246941)]