12638474

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 19530720

約数和(自身を除く): 6892246

約数列:

[1, 2, 43, 86, 179, 358, 821, 1642, 7697, 15394, 35303, 70606, 146959, 293918, 6319237, 12638474]

約数ペア:

[(1, 12638474), (2, 6319237), (43, 293918), (86, 146959), (179, 70606), (358, 35303), (821, 15394), (1642, 7697)]