20517822

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87683}}^1$

素因数の和:87704

約数の個数: 24

約数和(自身を含む): 47875464

約数和(自身を除く): 27357642

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 87683, 175366, 263049, 526098, 789147, 1139879, 1578294, 2279758, 3419637, 6839274, 10258911, 20517822]

約数ペア:

[(1, 20517822), (2, 10258911), (3, 6839274), (6, 3419637), (9, 2279758), (13, 1578294), (18, 1139879), (26, 789147), (39, 526098), (78, 263049), (117, 175366), (234, 87683)]