19065020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73327}}^1$

素因数の和:73349

約数の個数: 24

約数和(自身を含む): 43116864

約数和(自身を除く): 24051844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73327, 146654, 293308, 366635, 733270, 953251, 1466540, 1906502, 3813004, 4766255, 9532510, 19065020]

約数ペア:

[(1, 19065020), (2, 9532510), (4, 4766255), (5, 3813004), (10, 1906502), (13, 1466540), (20, 953251), (26, 733270), (52, 366635), (65, 293308), (130, 146654), (260, 73327)]