85891636

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{52501}}^1$

素因数の和:52914

約数の個数: 12

約数和(自身を含む): 150680740

約数和(自身を除く): 64789104

約数列:

[1, 2, 4, 409, 818, 1636, 52501, 105002, 210004, 21472909, 42945818, 85891636]

約数ペア:

[(1, 85891636), (2, 42945818), (4, 21472909), (409, 210004), (818, 105002), (1636, 52501)]