18150769

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 22896960

約数和(自身を除く): 4746191

約数列:

[1, 7, 13, 67, 91, 169, 229, 469, 871, 1183, 1603, 2977, 6097, 11323, 15343, 20839, 38701, 79261, 107401, 199459, 270907, 1396213, 2592967, 18150769]

約数ペア:

[(1, 18150769), (7, 2592967), (13, 1396213), (67, 270907), (91, 199459), (169, 107401), (229, 79261), (469, 38701), (871, 20839), (1183, 15343), (1603, 11323), (2977, 6097)]