18895019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{577}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 22333920

約数和(自身を除く): 3438901

約数列:

[1, 11, 13, 143, 229, 577, 2519, 2977, 6347, 7501, 32747, 82511, 132133, 1453463, 1717729, 18895019]

約数ペア:

[(1, 18895019), (11, 1717729), (13, 1453463), (143, 132133), (229, 82511), (577, 32747), (2519, 7501), (2977, 6347)]