20802582

素因数分解:

$2^1\times 3^4\times {\mathrm{128411}}^1$

素因数の和:128425

約数の個数: 20

約数和(自身を含む): 46613556

約数和(自身を除く): 25810974

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 128411, 256822, 385233, 770466, 1155699, 2311398, 3467097, 6934194, 10401291, 20802582]

約数ペア:

[(1, 20802582), (2, 10401291), (3, 6934194), (6, 3467097), (9, 2311398), (18, 1155699), (27, 770466), (54, 385233), (81, 256822), (162, 128411)]