19703060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75781}}^1$

素因数の和:75803

約数の個数: 24

約数和(自身を含む): 44559816

約数和(自身を除く): 24856756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75781, 151562, 303124, 378905, 757810, 985153, 1515620, 1970306, 3940612, 4925765, 9851530, 19703060]

約数ペア:

[(1, 19703060), (2, 9851530), (4, 4925765), (5, 3940612), (10, 1970306), (13, 1515620), (20, 985153), (26, 757810), (52, 378905), (65, 303124), (130, 151562), (260, 75781)]