28668208

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{2593}}^1$

素因数の和:3292

約数の個数: 20

約数和(自身を含む): 55646488

約数和(自身を除く): 26978280

約数列:

[1, 2, 4, 8, 16, 691, 1382, 2593, 2764, 5186, 5528, 10372, 11056, 20744, 41488, 1791763, 3583526, 7167052, 14334104, 28668208]

約数ペア:

[(1, 28668208), (2, 14334104), (4, 7167052), (8, 3583526), (16, 1791763), (691, 41488), (1382, 20744), (2593, 11056), (2764, 10372), (5186, 5528)]