20199402076

素因数分解:

$2^2\times 7^1\times {\mathrm{721407217}}^1$

素因数の和:721407228

約数の個数: 12

約数和(自身を含む): 40398804208

約数和(自身を除く): 20199402132

約数列:

[1, 2, 4, 7, 14, 28, 721407217, 1442814434, 2885628868, 5049850519, 10099701038, 20199402076]

約数ペア:

[(1, 20199402076), (2, 10099701038), (4, 5049850519), (7, 2885628868), (14, 1442814434), (28, 721407217)]