12639755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4019}}^1$

素因数の和:4078

約数の個数: 16

約数和(自身を含む): 16498080

約数和(自身を除く): 3858325

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 4019, 20095, 68323, 148703, 341615, 743515, 2527951, 12639755]

約数ペア:

[(1, 12639755), (5, 2527951), (17, 743515), (37, 341615), (85, 148703), (185, 68323), (629, 20095), (3145, 4019)]