20120151909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{235679}}^1$

素因数の和:235905

約数の個数: 32

約数和(自身を含む): 31675392000

約数和(自身を除く): 11555240091

約数列:

[1, 3, 11, 13, 33, 39, 143, 199, 429, 597, 2189, 2587, 6567, 7761, 28457, 85371, 235679, 707037, 2592469, 3063827, 7777407, 9191481, 33702097, 46900121, 101106291, 140700363, 515901331, 609701573, 1547703993, 1829104719, 6706717303, 20120151909]

約数ペア:

[(1, 20120151909), (3, 6706717303), (11, 1829104719), (13, 1547703993), (33, 609701573), (39, 515901331), (143, 140700363), (199, 101106291), (429, 46900121), (597, 33702097), (2189, 9191481), (2587, 7777407), (6567, 3063827), (7761, 2592469), (28457, 707037), (85371, 235679)]