20418303

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 27897696

約数和(自身を除く): 7479393

約数列:

[1, 3, 53, 159, 281, 457, 843, 1371, 14893, 24221, 44679, 72663, 128417, 385251, 6806101, 20418303]

約数ペア:

[(1, 20418303), (3, 6806101), (53, 385251), (159, 128417), (281, 72663), (457, 44679), (843, 24221), (1371, 14893)]