18485090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142193}}^1$

素因数の和:142213

約数の個数: 16

約数和(自身を含む): 35832888

約数和(自身を除く): 17347798

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 142193, 284386, 710965, 1421930, 1848509, 3697018, 9242545, 18485090]

約数ペア:

[(1, 18485090), (2, 9242545), (5, 3697018), (10, 1848509), (13, 1421930), (26, 710965), (65, 284386), (130, 142193)]