18856045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 5698835

約数列:

[1, 5, 13, 65, 139, 695, 1807, 2087, 9035, 10435, 27131, 135655, 290093, 1450465, 3771209, 18856045]

約数ペア:

[(1, 18856045), (5, 3771209), (13, 1450465), (65, 290093), (139, 135655), (695, 27131), (1807, 10435), (2087, 9035)]