19145156785

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{107857}}^1$

素因数の和:108264

約数の個数: 16

約数和(自身を含む): 23235201792

約数和(自身を除く): 4090045007

約数列:

[1, 5, 131, 271, 655, 1355, 35501, 107857, 177505, 539285, 14129267, 29229247, 70646335, 146146235, 3829031357, 19145156785]

約数ペア:

[(1, 19145156785), (5, 3829031357), (131, 146146235), (271, 70646335), (655, 29229247), (1355, 14129267), (35501, 539285), (107857, 177505)]