20558744

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5801}}^1$

素因数の和:6250

約数の個数: 16

約数和(自身を含む): 38641320

約数和(自身を除く): 18082576

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5801, 11602, 23204, 46408, 2569843, 5139686, 10279372, 20558744]

約数ペア:

[(1, 20558744), (2, 10279372), (4, 5139686), (8, 2569843), (443, 46408), (886, 23204), (1772, 11602), (3544, 5801)]