207739216

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{121343}}^1$

素因数の和:121458

約数の個数: 20

約数和(自身を含む): 406259712

約数和(自身を除く): 198520496

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 121343, 242686, 485372, 970744, 1941488, 12983701, 25967402, 51934804, 103869608, 207739216]

約数ペア:

[(1, 207739216), (2, 103869608), (4, 51934804), (8, 25967402), (16, 12983701), (107, 1941488), (214, 970744), (428, 485372), (856, 242686), (1712, 121343)]