19402620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323377}}^1$

素因数の和:323389

約数の個数: 24

約数和(自身を含む): 54327504

約数和(自身を除く): 34924884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323377, 646754, 970131, 1293508, 1616885, 1940262, 3233770, 3880524, 4850655, 6467540, 9701310, 19402620]

約数ペア:

[(1, 19402620), (2, 9701310), (3, 6467540), (4, 4850655), (5, 3880524), (6, 3233770), (10, 1940262), (12, 1616885), (15, 1293508), (20, 970131), (30, 646754), (60, 323377)]