20179940751

素因数分解:

$3^4\times {\mathrm{249135071}}^1$

素因数の和:249135083

約数の個数: 10

約数和(自身を含む): 30145343712

約数和(自身を除く): 9965402961

約数列:

[1, 3, 9, 27, 81, 249135071, 747405213, 2242215639, 6726646917, 20179940751]

約数ペア:

[(1, 20179940751), (3, 6726646917), (9, 2242215639), (27, 747405213), (81, 249135071)]