18626543

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 21500640

約数和(自身を除く): 2874097

約数列:

[1, 13, 17, 89, 221, 947, 1157, 1513, 12311, 16099, 19669, 84283, 209287, 1095679, 1432811, 18626543]

約数ペア:

[(1, 18626543), (13, 1432811), (17, 1095679), (89, 209287), (221, 84283), (947, 19669), (1157, 16099), (1513, 12311)]