18211572

素因数分解:

$2^2\times 3^2\times {\mathrm{505877}}^1$

素因数の和:505887

約数の個数: 18

約数和(自身を含む): 46034898

約数和(自身を除く): 27823326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 505877, 1011754, 1517631, 2023508, 3035262, 4552893, 6070524, 9105786, 18211572]

約数ペア:

[(1, 18211572), (2, 9105786), (3, 6070524), (4, 4552893), (6, 3035262), (9, 2023508), (12, 1517631), (18, 1011754), (36, 505877)]