20580798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{490019}}^1$

素因数の和:490031

約数の個数: 16

約数和(自身を含む): 47041920

約数和(自身を除く): 26461122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 490019, 980038, 1470057, 2940114, 3430133, 6860266, 10290399, 20580798]

約数ペア:

[(1, 20580798), (2, 10290399), (3, 6860266), (6, 3430133), (7, 2940114), (14, 1470057), (21, 980038), (42, 490019)]