25757264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123833}}^1$

素因数の和:123854

約数の個数: 20

約数和(自身を含む): 53743956

約数和(自身を除く): 27986692

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123833, 247666, 495332, 990664, 1609829, 1981328, 3219658, 6439316, 12878632, 25757264]

約数ペア:

[(1, 25757264), (2, 12878632), (4, 6439316), (8, 3219658), (13, 1981328), (16, 1609829), (26, 990664), (52, 495332), (104, 247666), (208, 123833)]