20158476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{129221}}^1$

素因数の和:129241

約数の個数: 24

約数和(自身を含む): 50655024

約数和(自身を除く): 30496548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 129221, 258442, 387663, 516884, 775326, 1550652, 1679873, 3359746, 5039619, 6719492, 10079238, 20158476]

約数ペア:

[(1, 20158476), (2, 10079238), (3, 6719492), (4, 5039619), (6, 3359746), (12, 1679873), (13, 1550652), (26, 775326), (39, 516884), (52, 387663), (78, 258442), (156, 129221)]