20839429

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 23425920

約数和(自身を除く): 2586491

約数列:

[1, 13, 29, 167, 331, 377, 2171, 4303, 4843, 9599, 55277, 62959, 124787, 718601, 1603033, 20839429]

約数ペア:

[(1, 20839429), (13, 1603033), (29, 718601), (167, 124787), (331, 62959), (377, 55277), (2171, 9599), (4303, 4843)]