18109660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47657}}^1$

素因数の和:47685

約数の個数: 24

約数和(自身を含む): 40032720

約数和(自身を除く): 21923060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47657, 95314, 190628, 238285, 476570, 905483, 953140, 1810966, 3621932, 4527415, 9054830, 18109660]

約数ペア:

[(1, 18109660), (2, 9054830), (4, 4527415), (5, 3621932), (10, 1810966), (19, 953140), (20, 905483), (38, 476570), (76, 238285), (95, 190628), (190, 95314), (380, 47657)]