20177572390

素因数分解:

$2^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{2775457}}^1$

素因数の和:2776191

約数の個数: 16

約数和(自身を含む): 36369601632

約数和(自身を除く): 16192029242

約数列:

[1, 2, 5, 10, 727, 1454, 3635, 7270, 2775457, 5550914, 13877285, 27754570, 2017757239, 4035514478, 10088786195, 20177572390]

約数ペア:

[(1, 20177572390), (2, 10088786195), (5, 4035514478), (10, 2017757239), (727, 27754570), (1454, 13877285), (3635, 5550914), (7270, 2775457)]