20837698

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9857}}^1$

素因数の和:10017

約数の個数: 16

約数和(自身を含む): 35961984

約数和(自身を除く): 15124286

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 9857, 19714, 68999, 137998, 1488407, 2976814, 10418849, 20837698]

約数ペア:

[(1, 20837698), (2, 10418849), (7, 2976814), (14, 1488407), (151, 137998), (302, 68999), (1057, 19714), (2114, 9857)]