20893015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29221}}^1$

素因数の和:29250

約数の個数: 16

約数和(自身を含む): 29455776

約数和(自身を除く): 8562761

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 29221, 146105, 321431, 379873, 1607155, 1899365, 4178603, 20893015]

約数ペア:

[(1, 20893015), (5, 4178603), (11, 1899365), (13, 1607155), (55, 379873), (65, 321431), (143, 146105), (715, 29221)]