20196472556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{388393703}}^1$

素因数の和:388393720

約数の個数: 12

約数和(自身を含む): 38062582992

約数和(自身を除く): 17866110436

約数列:

[1, 2, 4, 13, 26, 52, 388393703, 776787406, 1553574812, 5049118139, 10098236278, 20196472556]

約数ペア:

[(1, 20196472556), (2, 10098236278), (4, 5049118139), (13, 1553574812), (26, 776787406), (52, 388393703)]