20228936756

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{278191}}^1$

素因数の和:278269

約数の個数: 48

約数和(自身を含む): 42062630400

約数和(自身を除く): 21833693644

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 2597, 5194, 10388, 18179, 36358, 72716, 278191, 556382, 1112764, 1947337, 3894674, 7789348, 13631359, 14744123, 27262718, 29488246, 54525436, 58976492, 95419513, 103208861, 190839026, 206417722, 381678052, 412835444, 722462027, 1444924054, 2889848108, 5057234189, 10114468378, 20228936756]

約数ペア:

[(1, 20228936756), (2, 10114468378), (4, 5057234189), (7, 2889848108), (14, 1444924054), (28, 722462027), (49, 412835444), (53, 381678052), (98, 206417722), (106, 190839026), (196, 103208861), (212, 95419513), (343, 58976492), (371, 54525436), (686, 29488246), (742, 27262718), (1372, 14744123), (1484, 13631359), (2597, 7789348), (5194, 3894674), (10388, 1947337), (18179, 1112764), (36358, 556382), (72716, 278191)]