220173212

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{76343}}^1$

素因数の和:76457

約数の個数: 24

約数和(自身を含む): 444627456

約数和(自身を除く): 224454244

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 76343, 152686, 305372, 534401, 1068802, 2137604, 7863329, 15726658, 31453316, 55043303, 110086606, 220173212]

約数ペア:

[(1, 220173212), (2, 110086606), (4, 55043303), (7, 31453316), (14, 15726658), (28, 7863329), (103, 2137604), (206, 1068802), (412, 534401), (721, 305372), (1442, 152686), (2884, 76343)]