20057531

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 22649760

約数和(自身を除く): 2592229

約数列:

[1, 13, 29, 83, 377, 641, 1079, 2407, 8333, 18589, 31291, 53203, 241657, 691639, 1542887, 20057531]

約数ペア:

[(1, 20057531), (13, 1542887), (29, 691639), (83, 241657), (377, 53203), (641, 31291), (1079, 18589), (2407, 8333)]