20170852216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{2543}}^1$

素因数の和:2924

約数の個数: 64

約数和(自身を含む): 39349370880

約数和(自身を除く): 19178518664

約数列:

[1, 2, 4, 8, 37, 74, 127, 148, 211, 254, 296, 422, 508, 844, 1016, 1688, 2543, 4699, 5086, 7807, 9398, 10172, 15614, 18796, 20344, 26797, 31228, 37592, 53594, 62456, 94091, 107188, 188182, 214376, 322961, 376364, 536573, 645922, 752728, 991489, 1073146, 1291844, 1982978, 2146292, 2583688, 3965956, 4292584, 7931912, 11949557, 19853201, 23899114, 39706402, 47798228, 68144771, 79412804, 95596456, 136289542, 158825608, 272579084, 545158168, 2521356527, 5042713054, 10085426108, 20170852216]

約数ペア:

[(1, 20170852216), (2, 10085426108), (4, 5042713054), (8, 2521356527), (37, 545158168), (74, 272579084), (127, 158825608), (148, 136289542), (211, 95596456), (254, 79412804), (296, 68144771), (422, 47798228), (508, 39706402), (844, 23899114), (1016, 19853201), (1688, 11949557), (2543, 7931912), (4699, 4292584), (5086, 3965956), (7807, 2583688), (9398, 2146292), (10172, 1982978), (15614, 1291844), (18796, 1073146), (20344, 991489), (26797, 752728), (31228, 645922), (37592, 536573), (53594, 376364), (62456, 322961), (94091, 214376), (107188, 188182)]