18179380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4759}}^1$

素因数の和:4959

約数の個数: 24

約数和(自身を含む): 38384640

約数和(自身を除く): 20205260

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4759, 9518, 19036, 23795, 47590, 95180, 908969, 1817938, 3635876, 4544845, 9089690, 18179380]

約数ペア:

[(1, 18179380), (2, 9089690), (4, 4544845), (5, 3635876), (10, 1817938), (20, 908969), (191, 95180), (382, 47590), (764, 23795), (955, 19036), (1910, 9518), (3820, 4759)]