18989850935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20310001}}^1$

素因数の和:20310034

約数の個数: 16

約数和(自身を含む): 26321762592

約数和(自身を除く): 7331911657

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 20310001, 101550005, 223410011, 345270017, 1117050055, 1726350085, 3797970187, 18989850935]

約数ペア:

[(1, 18989850935), (5, 3797970187), (11, 1726350085), (17, 1117050055), (55, 345270017), (85, 223410011), (187, 101550005), (935, 20310001)]