2020869

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 20

約数和(自身を含む): 3075820

約数和(自身を除く): 1054951

約数列:

[1, 3, 9, 27, 61, 81, 183, 409, 549, 1227, 1647, 3681, 4941, 11043, 24949, 33129, 74847, 224541, 673623, 2020869]

約数ペア:

[(1, 2020869), (3, 673623), (9, 224541), (27, 74847), (61, 33129), (81, 24949), (183, 11043), (409, 4941), (549, 3681), (1227, 1647)]