18183860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7159}}^1$

素因数の和:7295

約数の個数: 24

約数和(自身を含む): 38492160

約数和(自身を除く): 20308300

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7159, 14318, 28636, 35795, 71590, 143180, 909193, 1818386, 3636772, 4545965, 9091930, 18183860]

約数ペア:

[(1, 18183860), (2, 9091930), (4, 4545965), (5, 3636772), (10, 1818386), (20, 909193), (127, 143180), (254, 71590), (508, 35795), (635, 28636), (1270, 14318), (2540, 7159)]