18779331

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1423}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 25837056

約数和(自身を除く): 7057725

約数列:

[1, 3, 53, 83, 159, 249, 1423, 4269, 4399, 13197, 75419, 118109, 226257, 354327, 6259777, 18779331]

約数ペア:

[(1, 18779331), (3, 6259777), (53, 354327), (83, 226257), (159, 118109), (249, 75419), (1423, 13197), (4269, 4399)]