20783599265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{367949}}^1$

素因数の和:368057

約数の個数: 32

約数和(自身を含む): 29671488000

約数和(自身を除く): 8887888735

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 715, 869, 1027, 4345, 5135, 11297, 56485, 367949, 1839745, 4047439, 4783337, 20237195, 23916685, 29067971, 52616707, 145339855, 263083535, 319747681, 377883623, 1598738405, 1889418115, 4156719853, 20783599265]

約数ペア:

[(1, 20783599265), (5, 4156719853), (11, 1889418115), (13, 1598738405), (55, 377883623), (65, 319747681), (79, 263083535), (143, 145339855), (395, 52616707), (715, 29067971), (869, 23916685), (1027, 20237195), (4345, 4783337), (5135, 4047439), (11297, 1839745), (56485, 367949)]