20698414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4219}}^1$

素因数の和:4455

約数の個数: 16

約数和(自身を含む): 34030080

約数和(自身を除く): 13331666

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4219, 4906, 8438, 46409, 92818, 940837, 1881674, 10349207, 20698414]

約数ペア:

[(1, 20698414), (2, 10349207), (11, 1881674), (22, 940837), (223, 92818), (446, 46409), (2453, 8438), (4219, 4906)]