18686019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5011}}^1$

素因数の和:5138

約数の個数: 16

約数和(自身を含む): 27425664

約数和(自身を除く): 8739645

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5011, 15033, 55121, 165363, 566243, 1698729, 6228673, 18686019]

約数ペア:

[(1, 18686019), (3, 6228673), (11, 1698729), (33, 566243), (113, 165363), (339, 55121), (1243, 15033), (3729, 5011)]