20501679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1297}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 29905920

約数和(自身を除く): 9404241

約数列:

[1, 3, 11, 33, 479, 1297, 1437, 3891, 5269, 14267, 15807, 42801, 621263, 1863789, 6833893, 20501679]

約数ペア:

[(1, 20501679), (3, 6833893), (11, 1863789), (33, 621263), (479, 42801), (1297, 15807), (1437, 14267), (3891, 5269)]