209898992

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{279121}}^1$

素因数の和:279176

約数の個数: 20

約数和(自身を含む): 415333536

約数和(自身を除く): 205434544

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 279121, 558242, 1116484, 2232968, 4465936, 13118687, 26237374, 52474748, 104949496, 209898992]

約数ペア:

[(1, 209898992), (2, 104949496), (4, 52474748), (8, 26237374), (16, 13118687), (47, 4465936), (94, 2232968), (188, 1116484), (376, 558242), (752, 279121)]