2019790090

素因数分解:

$2^1\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{125687}}^1$

素因数の和:127301

約数の個数: 16

約数和(自身を含む): 3637913472

約数和(自身を除く): 1618123382

約数列:

[1, 2, 5, 10, 1607, 3214, 8035, 16070, 125687, 251374, 628435, 1256870, 201979009, 403958018, 1009895045, 2019790090]

約数ペア:

[(1, 2019790090), (2, 1009895045), (5, 403958018), (10, 201979009), (1607, 1256870), (3214, 628435), (8035, 251374), (16070, 125687)]