2019419665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1\times {\mathrm{20023}}^1$

素因数の和:20928

約数の個数: 16

約数和(自身を含む): 2531674368

約数和(自身を除く): 512254703

約数列:

[1, 5, 23, 115, 877, 4385, 20023, 20171, 100115, 100855, 460529, 2302645, 17560171, 87800855, 403883933, 2019419665]

約数ペア:

[(1, 2019419665), (5, 403883933), (23, 87800855), (115, 17560171), (877, 2302645), (4385, 460529), (20023, 100855), (20171, 100115)]