202109204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{417581}}^1$

素因数の和:417607

約数の個数: 18

約数和(自身を含む): 388768842

約数和(自身を除く): 186659638

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 417581, 835162, 1670324, 4593391, 9186782, 18373564, 50527301, 101054602, 202109204]

約数ペア:

[(1, 202109204), (2, 101054602), (4, 50527301), (11, 18373564), (22, 9186782), (44, 4593391), (121, 1670324), (242, 835162), (484, 417581)]