20194868510

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{7451981}}^1$

素因数の和:7452259

約数の個数: 16

約数和(自身を含む): 36484903872

約数和(自身を除く): 16290035362

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 7451981, 14903962, 37259905, 74519810, 2019486851, 4038973702, 10097434255, 20194868510]

約数ペア:

[(1, 20194868510), (2, 10097434255), (5, 4038973702), (10, 2019486851), (271, 74519810), (542, 37259905), (1355, 14903962), (2710, 7451981)]