20455654

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{757}}^1$

素因数の和:1047

約数の個数: 16

約数和(自身を含む): 31381200

約数和(自身を除く): 10925546

約数列:

[1, 2, 59, 118, 229, 458, 757, 1514, 13511, 27022, 44663, 89326, 173353, 346706, 10227827, 20455654]

約数ペア:

[(1, 20455654), (2, 10227827), (59, 346706), (118, 173353), (229, 89326), (458, 44663), (757, 27022), (1514, 13511)]