25613744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123143}}^1$

素因数の和:123164

約数の個数: 20

約数和(自身を含む): 53444496

約数和(自身を除く): 27830752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123143, 246286, 492572, 985144, 1600859, 1970288, 3201718, 6403436, 12806872, 25613744]

約数ペア:

[(1, 25613744), (2, 12806872), (4, 6403436), (8, 3201718), (13, 1970288), (16, 1600859), (26, 985144), (52, 492572), (104, 246286), (208, 123143)]