20563150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17881}}^1$

素因数の和:17916

約数の個数: 24

約数和(自身を含む): 39912624

約数和(自身を除く): 19349474

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17881, 35762, 89405, 178810, 411263, 447025, 822526, 894050, 2056315, 4112630, 10281575, 20563150]

約数ペア:

[(1, 20563150), (2, 10281575), (5, 4112630), (10, 2056315), (23, 894050), (25, 822526), (46, 447025), (50, 411263), (115, 178810), (230, 89405), (575, 35762), (1150, 17881)]