1999215681677

素因数分解:

${\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{557}}^1\times {\mathrm{420731}}^1$

素因数の和:421756

約数の個数: 16

約数和(自身を含む): 2112916104000

約数和(自身を除く): 113700422323

約数列:

[1, 19, 449, 557, 8531, 10583, 250093, 420731, 4751767, 7993889, 188908219, 234347167, 3589256161, 4452596173, 105221877983, 1999215681677]

約数ペア:

[(1, 1999215681677), (19, 105221877983), (449, 4452596173), (557, 3589256161), (8531, 234347167), (10583, 188908219), (250093, 7993889), (420731, 4751767)]