8491984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{12343}}^1$

素因数の和:12394

約数の個数: 20

約数和(自身を含む): 16837216

約数和(自身を除く): 8345232

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 12343, 24686, 49372, 98744, 197488, 530749, 1061498, 2122996, 4245992, 8491984]

約数ペア:

[(1, 8491984), (2, 4245992), (4, 2122996), (8, 1061498), (16, 530749), (43, 197488), (86, 98744), (172, 49372), (344, 24686), (688, 12343)]