20237756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65707}}^1$

素因数の和:65729

約数の個数: 24

約数和(自身を含む): 44155776

約数和(自身を除く): 23918020

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65707, 131414, 262828, 459949, 722777, 919898, 1445554, 1839796, 2891108, 5059439, 10118878, 20237756]

約数ペア:

[(1, 20237756), (2, 10118878), (4, 5059439), (7, 2891108), (11, 1839796), (14, 1445554), (22, 919898), (28, 722777), (44, 459949), (77, 262828), (154, 131414), (308, 65707)]