22418465

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 27495936

約数和(自身を除く): 5077471

約数列:

[1, 5, 101, 103, 431, 505, 515, 2155, 10403, 43531, 44393, 52015, 217655, 221965, 4483693, 22418465]

約数ペア:

[(1, 22418465), (5, 4483693), (101, 221965), (103, 217655), (431, 52015), (505, 44393), (515, 43531), (2155, 10403)]