20406122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{29921}}^1$

素因数の和:29965

約数の個数: 16

約数和(自身を含む): 34470144

約数和(自身を除く): 14064022

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 29921, 59842, 329131, 658262, 927551, 1855102, 10203061, 20406122]

約数ペア:

[(1, 20406122), (2, 10203061), (11, 1855102), (22, 927551), (31, 658262), (62, 329131), (341, 59842), (682, 29921)]