18892620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104959}}^1$

素因数の和:104974

約数の個数: 36

約数和(自身を含む): 57308160

約数和(自身を除く): 38415540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104959, 209918, 314877, 419836, 524795, 629754, 944631, 1049590, 1259508, 1574385, 1889262, 2099180, 3148770, 3778524, 4723155, 6297540, 9446310, 18892620]

約数ペア:

[(1, 18892620), (2, 9446310), (3, 6297540), (4, 4723155), (5, 3778524), (6, 3148770), (9, 2099180), (10, 1889262), (12, 1574385), (15, 1259508), (18, 1049590), (20, 944631), (30, 629754), (36, 524795), (45, 419836), (60, 314877), (90, 209918), (180, 104959)]