20168045079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1\times {\mathrm{1597}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 33435580416

約数和(自身を除く): 13267535337

約数列:

[1, 3, 7, 13, 21, 39, 91, 167, 273, 277, 501, 831, 1169, 1597, 1939, 2171, 3507, 3601, 4791, 5817, 6513, 10803, 11179, 15197, 20761, 25207, 33537, 45591, 46259, 62283, 75621, 138777, 145327, 266699, 323813, 435981, 442369, 601367, 800097, 971439, 1327107, 1804101, 1866893, 3096583, 3467087, 4209569, 5600679, 5750797, 9289749, 10401261, 12628707, 17252391, 24269609, 40255579, 72808827, 73875623, 120766737, 221626869, 517129361, 960383099, 1551388083, 2881149297, 6722681693, 20168045079]

約数ペア:

[(1, 20168045079), (3, 6722681693), (7, 2881149297), (13, 1551388083), (21, 960383099), (39, 517129361), (91, 221626869), (167, 120766737), (273, 73875623), (277, 72808827), (501, 40255579), (831, 24269609), (1169, 17252391), (1597, 12628707), (1939, 10401261), (2171, 9289749), (3507, 5750797), (3601, 5600679), (4791, 4209569), (5817, 3467087), (6513, 3096583), (10803, 1866893), (11179, 1804101), (15197, 1327107), (20761, 971439), (25207, 800097), (33537, 601367), (45591, 442369), (46259, 435981), (62283, 323813), (75621, 266699), (138777, 145327)]