18070217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 20442240

約数和(自身を除く): 2372023

約数列:

[1, 11, 41, 103, 389, 451, 1133, 4223, 4279, 15949, 40067, 46453, 175439, 440737, 1642747, 18070217]

約数ペア:

[(1, 18070217), (11, 1642747), (41, 440737), (103, 175439), (389, 46453), (451, 40067), (1133, 15949), (4223, 4279)]