2091890108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{56131}}^1$

素因数の和:56175

約数の個数: 48

約数和(自身を含む): 4601925888

約数和(自身を除く): 2510035780

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1331, 1694, 2662, 3388, 5324, 9317, 18634, 37268, 56131, 112262, 224524, 392917, 617441, 785834, 1234882, 1571668, 2469764, 4322087, 6791851, 8644174, 13583702, 17288348, 27167404, 47542957, 74710361, 95085914, 149420722, 190171828, 298841444, 522972527, 1045945054, 2091890108]

約数ペア:

[(1, 2091890108), (2, 1045945054), (4, 522972527), (7, 298841444), (11, 190171828), (14, 149420722), (22, 95085914), (28, 74710361), (44, 47542957), (77, 27167404), (121, 17288348), (154, 13583702), (242, 8644174), (308, 6791851), (484, 4322087), (847, 2469764), (1331, 1571668), (1694, 1234882), (2662, 785834), (3388, 617441), (5324, 392917), (9317, 224524), (18634, 112262), (37268, 56131)]