18401661

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{1847}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 28252224

約数和(自身を除く): 9850563

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 1847, 3321, 5541, 9963, 16623, 49869, 75727, 149607, 227181, 448821, 681543, 2044629, 6133887, 18401661]

約数ペア:

[(1, 18401661), (3, 6133887), (9, 2044629), (27, 681543), (41, 448821), (81, 227181), (123, 149607), (243, 75727), (369, 49869), (1107, 16623), (1847, 9963), (3321, 5541)]