20540646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163021}}^1$

素因数の和:163036

約数の個数: 24

約数和(自身を含む): 50862864

約数和(自身を除く): 30322218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163021, 326042, 489063, 978126, 1141147, 1467189, 2282294, 2934378, 3423441, 6846882, 10270323, 20540646]

約数ペア:

[(1, 20540646), (2, 10270323), (3, 6846882), (6, 3423441), (7, 2934378), (9, 2282294), (14, 1467189), (18, 1141147), (21, 978126), (42, 489063), (63, 326042), (126, 163021)]