31075146

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{90863}}^1$

素因数の和:90890

約数の個数: 24

約数和(自身を含む): 70873920

約数和(自身を除く): 39798774

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 90863, 181726, 272589, 545178, 817767, 1635534, 1726397, 3452794, 5179191, 10358382, 15537573, 31075146]

約数ペア:

[(1, 31075146), (2, 15537573), (3, 10358382), (6, 5179191), (9, 3452794), (18, 1726397), (19, 1635534), (38, 817767), (57, 545178), (114, 272589), (171, 181726), (342, 90863)]