20817816

素因数分解:

$2^3\times 3^1\times {\mathrm{867409}}^1$

素因数の和:867418

約数の個数: 16

約数和(自身を含む): 52044600

約数和(自身を除く): 31226784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 867409, 1734818, 2602227, 3469636, 5204454, 6939272, 10408908, 20817816]

約数ペア:

[(1, 20817816), (2, 10408908), (3, 6939272), (4, 5204454), (6, 3469636), (8, 2602227), (12, 1734818), (24, 867409)]