22191865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1051}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 27570816

約数和(自身を除く): 5378951

約数列:

[1, 5, 41, 103, 205, 515, 1051, 4223, 5255, 21115, 43091, 108253, 215455, 541265, 4438373, 22191865]

約数ペア:

[(1, 22191865), (5, 4438373), (41, 541265), (103, 215455), (205, 108253), (515, 43091), (1051, 21115), (4223, 5255)]