993886808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1999}}^1\times {\mathrm{3271}}^1$

素因数の和:5295

約数の個数: 32

約数和(自身を含む): 1963200000

約数和(自身を除く): 969313192

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1999, 3271, 3998, 6542, 7996, 13084, 15992, 26168, 37981, 62149, 75962, 124298, 151924, 248596, 303848, 497192, 6538729, 13077458, 26154916, 52309832, 124235851, 248471702, 496943404, 993886808]

約数ペア:

[(1, 993886808), (2, 496943404), (4, 248471702), (8, 124235851), (19, 52309832), (38, 26154916), (76, 13077458), (152, 6538729), (1999, 497192), (3271, 303848), (3998, 248596), (6542, 151924), (7996, 124298), (13084, 75962), (15992, 62149), (26168, 37981)]