20199231388

素因数分解:

$2^2\times 7^2\times {\mathrm{103057303}}^1$

素因数の和:103057321

約数の個数: 18

約数和(自身を含む): 41119864296

約数和(自身を除く): 20920632908

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 103057303, 206114606, 412229212, 721401121, 1442802242, 2885604484, 5049807847, 10099615694, 20199231388]

約数ペア:

[(1, 20199231388), (2, 10099615694), (4, 5049807847), (7, 2885604484), (14, 1442802242), (28, 721401121), (49, 412229212), (98, 206114606), (196, 103057303)]