19309910

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2381}}^1$

素因数の和:3199

約数の個数: 16

約数和(自身を含む): 34815312

約数和(自身を除く): 15505402

約数列:

[1, 2, 5, 10, 811, 1622, 2381, 4055, 4762, 8110, 11905, 23810, 1930991, 3861982, 9654955, 19309910]

約数ペア:

[(1, 19309910), (2, 9654955), (5, 3861982), (10, 1930991), (811, 23810), (1622, 11905), (2381, 8110), (4055, 4762)]