19335178

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:741

約数の個数: 16

約数和(自身を含む): 29463840

約数和(自身を除く): 10128662

約数列:

[1, 2, 139, 157, 278, 314, 443, 886, 21823, 43646, 61577, 69551, 123154, 139102, 9667589, 19335178]

約数ペア:

[(1, 19335178), (2, 9667589), (139, 139102), (157, 123154), (278, 69551), (314, 61577), (443, 43646), (886, 21823)]