20178004527

素因数分解:

$3^4\times {\mathrm{249111167}}^1$

素因数の和:249111179

約数の個数: 10

約数和(自身を含む): 30142451328

約数和(自身を除く): 9964446801

約数列:

[1, 3, 9, 27, 81, 249111167, 747333501, 2242000503, 6726001509, 20178004527]

約数ペア:

[(1, 20178004527), (3, 6726001509), (9, 2242000503), (27, 747333501), (81, 249111167)]