2019830905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{111871}}^1$

素因数の和:112056

約数の個数: 16

約数和(自身を含む): 2545311744

約数和(自身を除く): 525480839

約数列:

[1, 5, 23, 115, 157, 785, 3611, 18055, 111871, 559355, 2573033, 12865165, 17563747, 87818735, 403966181, 2019830905]

約数ペア:

[(1, 2019830905), (5, 403966181), (23, 87818735), (115, 17563747), (157, 12865165), (785, 2573033), (3611, 559355), (18055, 111871)]