20199137390

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19610813}}^1$

素因数の和:19610923

約数の個数: 16

約数和(自身を含む): 36711443808

約数和(自身を除く): 16512306418

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19610813, 39221626, 98054065, 196108130, 2019913739, 4039827478, 10099568695, 20199137390]

約数ペア:

[(1, 20199137390), (2, 10099568695), (5, 4039827478), (10, 2019913739), (103, 196108130), (206, 98054065), (515, 39221626), (1030, 19610813)]