20131891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 22498560

約数和(自身を除く): 2366669

約数列:

[1, 13, 53, 61, 479, 689, 793, 3233, 6227, 25387, 29219, 42029, 330031, 379847, 1548607, 20131891]

約数ペア:

[(1, 20131891), (13, 1548607), (53, 379847), (61, 330031), (479, 42029), (689, 29219), (793, 25387), (3233, 6227)]