20202548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1103}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 37403520

約数和(自身を除く): 17200972

約数列:

[1, 2, 4, 19, 38, 76, 241, 482, 964, 1103, 2206, 4412, 4579, 9158, 18316, 20957, 41914, 83828, 265823, 531646, 1063292, 5050637, 10101274, 20202548]

約数ペア:

[(1, 20202548), (2, 10101274), (4, 5050637), (19, 1063292), (38, 531646), (76, 265823), (241, 83828), (482, 41914), (964, 20957), (1103, 18316), (2206, 9158), (4412, 4579)]