18041171449

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{121063}}^1$

素因数の和:121480

約数の個数: 16

約数和(自身を含む): 21016710400

約数和(自身を除く): 2975538951

約数列:

[1, 7, 61, 349, 427, 2443, 21289, 121063, 149023, 847441, 7384843, 42250987, 51693901, 295756909, 2577310207, 18041171449]

約数ペア:

[(1, 18041171449), (7, 2577310207), (61, 295756909), (349, 51693901), (427, 42250987), (2443, 7384843), (21289, 847441), (121063, 149023)]