20790271427

素因数分解:

${\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{28669}}^1$

素因数の和:29006

約数の個数: 16

約数和(自身を含む): 21743328000

約数和(自身を除く): 953056573

約数列:

[1, 31, 149, 157, 4619, 4867, 23393, 28669, 725183, 888739, 4271681, 4501033, 132422111, 139532023, 670653917, 20790271427]

約数ペア:

[(1, 20790271427), (31, 670653917), (149, 139532023), (157, 132422111), (4619, 4501033), (4867, 4271681), (23393, 888739), (28669, 725183)]