20490696567

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1\times {\mathrm{3947}}^1$

素因数の和:5284

約数の個数: 48

約数和(自身を含む): 33110138880

約数和(自身を除く): 12619442313

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1279, 1353, 3837, 3947, 4059, 11511, 11841, 14069, 35523, 42207, 43417, 52439, 126621, 130251, 157317, 161827, 390753, 471951, 485481, 576829, 1456443, 1730487, 1780097, 5048213, 5191461, 5340291, 15144639, 16020873, 45433917, 55530343, 166591029, 206976733, 499773087, 620930199, 1862790597, 2276744063, 6830232189, 20490696567]

約数ペア:

[(1, 20490696567), (3, 6830232189), (9, 2276744063), (11, 1862790597), (33, 620930199), (41, 499773087), (99, 206976733), (123, 166591029), (369, 55530343), (451, 45433917), (1279, 16020873), (1353, 15144639), (3837, 5340291), (3947, 5191461), (4059, 5048213), (11511, 1780097), (11841, 1730487), (14069, 1456443), (35523, 576829), (42207, 485481), (43417, 471951), (52439, 390753), (126621, 161827), (130251, 157317)]