19990400211063

素因数分解:

$3^2\times {\mathrm{68813}}^1\times {\mathrm{32278139}}^1$

素因数の和:32346958

約数の個数: 12

約数和(自身を含む): 28875443037480

約数和(自身を除く): 8885042826417

約数列:

[1, 3, 9, 68813, 206439, 619317, 32278139, 96834417, 290503251, 2221155579007, 6663466737021, 19990400211063]

約数ペア:

[(1, 19990400211063), (3, 6663466737021), (9, 2221155579007), (68813, 290503251), (206439, 96834417), (619317, 32278139)]