19055690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26839}}^1$

素因数の和:26917

約数の個数: 16

約数和(自身を含む): 34784640

約数和(自身を除く): 15728950

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26839, 53678, 134195, 268390, 1905569, 3811138, 9527845, 19055690]

約数ペア:

[(1, 19055690), (2, 9527845), (5, 3811138), (10, 1905569), (71, 268390), (142, 134195), (355, 53678), (710, 26839)]