20554976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{49411}}^1$

素因数の和:49434

約数の個数: 24

約数和(自身を含む): 43581384

約数和(自身を除く): 23026408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 49411, 98822, 197644, 395288, 642343, 790576, 1284686, 1581152, 2569372, 5138744, 10277488, 20554976]

約数ペア:

[(1, 20554976), (2, 10277488), (4, 5138744), (8, 2569372), (13, 1581152), (16, 1284686), (26, 790576), (32, 642343), (52, 395288), (104, 197644), (208, 98822), (416, 49411)]