18240121

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 19611648

約数和(自身を除く): 1371527

約数列:

[1, 31, 41, 113, 127, 1271, 3503, 3937, 4633, 5207, 14351, 143623, 161417, 444881, 588391, 18240121]

約数ペア:

[(1, 18240121), (31, 588391), (41, 444881), (113, 161417), (127, 143623), (1271, 14351), (3503, 5207), (3937, 4633)]