19804254

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{21859}}^1$

素因数の和:22015

約数の個数: 16

約数和(自身を含む): 39872640

約数和(自身を除く): 20068386

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 21859, 43718, 65577, 131154, 3300709, 6601418, 9902127, 19804254]

約数ペア:

[(1, 19804254), (2, 9902127), (3, 6601418), (6, 3300709), (151, 131154), (302, 65577), (453, 43718), (906, 21859)]