18165221

素因数分解:

${\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1861}}^1$

素因数の和:2131

約数の個数: 8

約数和(自身を含む): 18679584

約数和(自身を除く): 514363

約数列:

[1, 43, 227, 1861, 9761, 80023, 422447, 18165221]

約数ペア:

[(1, 18165221), (43, 422447), (227, 80023), (1861, 9761)]