20005542

素因数分解:

$2^1\times 3^4\times {\mathrm{123491}}^1$

素因数の和:123505

約数の個数: 20

約数和(自身を含む): 44827596

約数和(自身を除く): 24822054

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 123491, 246982, 370473, 740946, 1111419, 2222838, 3334257, 6668514, 10002771, 20005542]

約数ペア:

[(1, 20005542), (2, 10002771), (3, 6668514), (6, 3334257), (9, 2222838), (18, 1111419), (27, 740946), (54, 370473), (81, 246982), (162, 123491)]