20512759668

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{3779}}^1$

素因数の和:4157

約数の個数: 96

約数和(自身を含む): 50843842560

約数和(自身を除く): 30331082892

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 277, 284, 426, 554, 831, 852, 1108, 1633, 1662, 3266, 3324, 3779, 4899, 6371, 6532, 7558, 9798, 11337, 12742, 15116, 19113, 19596, 19667, 22674, 25484, 38226, 39334, 45348, 59001, 76452, 78668, 86917, 118002, 173834, 236004, 260751, 268309, 347668, 452341, 521502, 536618, 804927, 904682, 1043004, 1046783, 1073236, 1357023, 1609854, 1809364, 2093566, 2714046, 3140349, 3219708, 4187132, 5428092, 6171107, 6280698, 12342214, 12561396, 18513321, 24076009, 24684428, 37026642, 48152018, 72228027, 74053284, 74321593, 96304036, 144456054, 148643186, 222964779, 288912108, 297286372, 445929558, 891859116, 1709396639, 3418793278, 5128189917, 6837586556, 10256379834, 20512759668]

約数ペア:

[(1, 20512759668), (2, 10256379834), (3, 6837586556), (4, 5128189917), (6, 3418793278), (12, 1709396639), (23, 891859116), (46, 445929558), (69, 297286372), (71, 288912108), (92, 222964779), (138, 148643186), (142, 144456054), (213, 96304036), (276, 74321593), (277, 74053284), (284, 72228027), (426, 48152018), (554, 37026642), (831, 24684428), (852, 24076009), (1108, 18513321), (1633, 12561396), (1662, 12342214), (3266, 6280698), (3324, 6171107), (3779, 5428092), (4899, 4187132), (6371, 3219708), (6532, 3140349), (7558, 2714046), (9798, 2093566), (11337, 1809364), (12742, 1609854), (15116, 1357023), (19113, 1073236), (19596, 1046783), (19667, 1043004), (22674, 904682), (25484, 804927), (38226, 536618), (39334, 521502), (45348, 452341), (59001, 347668), (76452, 268309), (78668, 260751), (86917, 236004), (118002, 173834)]