89109812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{10177}}^1$

素因数の和:10391

約数の個数: 24

約数和(自身を含む): 170990400

約数和(自身を除く): 81880588

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 10177, 20354, 40708, 111947, 223894, 447788, 2025223, 4050446, 8100892, 22277453, 44554906, 89109812]

約数ペア:

[(1, 89109812), (2, 44554906), (4, 22277453), (11, 8100892), (22, 4050446), (44, 2025223), (199, 447788), (398, 223894), (796, 111947), (2189, 40708), (4378, 20354), (8756, 10177)]