20689318030

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18309131}}^1$

素因数の和:18309251

約数の個数: 16

約数和(自身を含む): 37570338864

約数和(自身を除く): 16881020834

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18309131, 36618262, 91545655, 183091310, 2068931803, 4137863606, 10344659015, 20689318030]

約数ペア:

[(1, 20689318030), (2, 10344659015), (5, 4137863606), (10, 2068931803), (113, 183091310), (226, 91545655), (565, 36618262), (1130, 18309131)]