205564208

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{18593}}^1$

素因数の和:19292

約数の個数: 20

約数和(自身を含む): 398878488

約数和(自身を除く): 193314280

約数列:

[1, 2, 4, 8, 16, 691, 1382, 2764, 5528, 11056, 18593, 37186, 74372, 148744, 297488, 12847763, 25695526, 51391052, 102782104, 205564208]

約数ペア:

[(1, 205564208), (2, 102782104), (4, 51391052), (8, 25695526), (16, 12847763), (691, 297488), (1382, 148744), (2764, 74372), (5528, 37186), (11056, 18593)]