18981430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{146011}}^1$

素因数の和:146031

約数の個数: 16

約数和(自身を含む): 36795024

約数和(自身を除く): 17813594

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 146011, 292022, 730055, 1460110, 1898143, 3796286, 9490715, 18981430]

約数ペア:

[(1, 18981430), (2, 9490715), (5, 3796286), (10, 1898143), (13, 1460110), (26, 730055), (65, 292022), (130, 146011)]