19156510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26981}}^1$

素因数の和:27059

約数の個数: 16

約数和(自身を含む): 34968672

約数和(自身を除く): 15812162

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26981, 53962, 134905, 269810, 1915651, 3831302, 9578255, 19156510]

約数ペア:

[(1, 19156510), (2, 9578255), (5, 3831302), (10, 1915651), (71, 269810), (142, 134905), (355, 53962), (710, 26981)]