1900774928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9138341}}^1$

素因数の和:9138362

約数の個数: 20

約数和(自身を含む): 3966040428

約数和(自身を除く): 2065265500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9138341, 18276682, 36553364, 73106728, 118798433, 146213456, 237596866, 475193732, 950387464, 1900774928]

約数ペア:

[(1, 1900774928), (2, 950387464), (4, 475193732), (8, 237596866), (13, 146213456), (16, 118798433), (26, 73106728), (52, 36553364), (104, 18276682), (208, 9138341)]