19914550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17317}}^1$

素因数の和:17352

約数の個数: 24

約数和(自身を含む): 38653776

約数和(自身を除く): 18739226

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17317, 34634, 86585, 173170, 398291, 432925, 796582, 865850, 1991455, 3982910, 9957275, 19914550]

約数ペア:

[(1, 19914550), (2, 9957275), (5, 3982910), (10, 1991455), (23, 865850), (25, 796582), (46, 432925), (50, 398291), (115, 173170), (230, 86585), (575, 34634), (1150, 17317)]