20723742008

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5847557}}^1$

素因数の和:5848006

約数の個数: 16

約数和(自身を含む): 38944736280

約数和(自身を除く): 18220994272

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5847557, 11695114, 23390228, 46780456, 2590467751, 5180935502, 10361871004, 20723742008]

約数ペア:

[(1, 20723742008), (2, 10361871004), (4, 5180935502), (8, 2590467751), (443, 46780456), (886, 23390228), (1772, 11695114), (3544, 5847557)]