18443999

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 22218240

約数和(自身を除く): 3774241

約数列:

[1, 7, 23, 109, 161, 763, 1051, 2507, 7357, 17549, 24173, 114559, 169211, 801913, 2634857, 18443999]

約数ペア:

[(1, 18443999), (7, 2634857), (23, 801913), (109, 169211), (161, 114559), (763, 24173), (1051, 17549), (2507, 7357)]