20154071609

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{11579}}^1$

素因数の和:12197

約数の個数: 32

約数和(自身を含む): 25346304000

約数和(自身を除く): 5192232391

約数列:

[1, 7, 19, 23, 133, 161, 437, 569, 3059, 3983, 10811, 11579, 13087, 75677, 81053, 91609, 220001, 248653, 266317, 1540007, 1740571, 1864219, 5060023, 6588451, 35420161, 46119157, 125180569, 151534373, 876263983, 1060740611, 2879153087, 20154071609]

約数ペア:

[(1, 20154071609), (7, 2879153087), (19, 1060740611), (23, 876263983), (133, 151534373), (161, 125180569), (437, 46119157), (569, 35420161), (3059, 6588451), (3983, 5060023), (10811, 1864219), (11579, 1740571), (13087, 1540007), (75677, 266317), (81053, 248653), (91609, 220001)]