20832016

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{8293}}^1$

素因数の和:8458

約数の個数: 20

約数和(自身を含む): 40624012

約数和(自身を除く): 19791996

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 8293, 16586, 33172, 66344, 132688, 1302001, 2604002, 5208004, 10416008, 20832016]

約数ペア:

[(1, 20832016), (2, 10416008), (4, 5208004), (8, 2604002), (16, 1302001), (157, 132688), (314, 66344), (628, 33172), (1256, 16586), (2512, 8293)]