19917426

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{22279}}^1$

素因数の和:22433

約数の個数: 16

約数和(自身を含む): 40104000

約数和(自身を除く): 20186574

約数列:

[1, 2, 3, 6, 149, 298, 447, 894, 22279, 44558, 66837, 133674, 3319571, 6639142, 9958713, 19917426]

約数ペア:

[(1, 19917426), (2, 9958713), (3, 6639142), (6, 3319571), (149, 133674), (298, 66837), (447, 44558), (894, 22279)]