2784366910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21418207}}^1$

素因数の和:21418227

約数の個数: 16

約数和(自身を含む): 5397388416

約数和(自身を除く): 2613021506

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 21418207, 42836414, 107091035, 214182070, 278436691, 556873382, 1392183455, 2784366910]

約数ペア:

[(1, 2784366910), (2, 1392183455), (5, 556873382), (10, 278436691), (13, 214182070), (26, 107091035), (65, 42836414), (130, 21418207)]