20784232

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 46590660

約数和(自身を除く): 25806428

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 98, 148, 196, 259, 296, 392, 518, 1036, 1433, 1813, 2072, 2866, 3626, 5732, 7252, 10031, 11464, 14504, 20062, 40124, 53021, 70217, 80248, 106042, 140434, 212084, 280868, 371147, 424168, 561736, 742294, 1484588, 2598029, 2969176, 5196058, 10392116, 20784232]

約数ペア:

[(1, 20784232), (2, 10392116), (4, 5196058), (7, 2969176), (8, 2598029), (14, 1484588), (28, 742294), (37, 561736), (49, 424168), (56, 371147), (74, 280868), (98, 212084), (148, 140434), (196, 106042), (259, 80248), (296, 70217), (392, 53021), (518, 40124), (1036, 20062), (1433, 14504), (1813, 11464), (2072, 10031), (2866, 7252), (3626, 5732)]