19835882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21991}}^1$

素因数の和:22045

約数の個数: 16

約数和(自身を含む): 33251904

約数和(自身を除く): 13416022

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21991, 43982, 241901, 483802, 901631, 1803262, 9917941, 19835882]

約数ペア:

[(1, 19835882), (2, 9917941), (11, 1803262), (22, 901631), (41, 483802), (82, 241901), (451, 43982), (902, 21991)]