25194418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 41408640

約数和(自身を除く): 16214222

約数列:

[1, 2, 19, 38, 41, 82, 103, 157, 206, 314, 779, 1558, 1957, 2983, 3914, 4223, 5966, 6437, 8446, 12874, 16171, 32342, 80237, 122303, 160474, 244606, 307249, 614498, 663011, 1326022, 12597209, 25194418]

約数ペア:

[(1, 25194418), (2, 12597209), (19, 1326022), (38, 663011), (41, 614498), (82, 307249), (103, 244606), (157, 160474), (206, 122303), (314, 80237), (779, 32342), (1558, 16171), (1957, 12874), (2983, 8446), (3914, 6437), (4223, 5966)]