9721808

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{857}}^1$

素因数の和:1574

約数の個数: 20

約数和(自身を含む): 18884580

約数和(自身を除く): 9162772

約数列:

[1, 2, 4, 8, 16, 709, 857, 1418, 1714, 2836, 3428, 5672, 6856, 11344, 13712, 607613, 1215226, 2430452, 4860904, 9721808]

約数ペア:

[(1, 9721808), (2, 4860904), (4, 2430452), (8, 1215226), (16, 607613), (709, 13712), (857, 11344), (1418, 6856), (1714, 5672), (2836, 3428)]