18021207

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1151}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 25546752

約数和(自身を除く): 7525545

約数列:

[1, 3, 17, 51, 307, 921, 1151, 3453, 5219, 15657, 19567, 58701, 353357, 1060071, 6007069, 18021207]

約数ペア:

[(1, 18021207), (3, 6007069), (17, 1060071), (51, 353357), (307, 58701), (921, 19567), (1151, 15657), (3453, 5219)]