18190138

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{461}}^1$

素因数の和:753

約数の個数: 16

約数和(自身を含む): 27747720

約数和(自身を除く): 9557582

約数列:

[1, 2, 109, 181, 218, 362, 461, 922, 19729, 39458, 50249, 83441, 100498, 166882, 9095069, 18190138]

約数ペア:

[(1, 18190138), (2, 9095069), (109, 166882), (181, 100498), (218, 83441), (362, 50249), (461, 39458), (922, 19729)]