18958373

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1628

約数の個数: 16

約数和(自身を含む): 22796160

約数和(自身を除く): 3837787

約数列:

[1, 7, 29, 61, 203, 427, 1531, 1769, 10717, 12383, 44399, 93391, 310793, 653737, 2708339, 18958373]

約数ペア:

[(1, 18958373), (7, 2708339), (29, 653737), (61, 310793), (203, 93391), (427, 44399), (1531, 12383), (1769, 10717)]