20227320988

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1\times {\mathrm{16879}}^1$

素因数の和:17354

約数の個数: 48

約数和(自身を含む): 40896593920

約数和(自身を除く): 20669272932

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 337, 508, 674, 889, 1348, 1778, 2359, 3556, 4718, 9436, 16879, 33758, 42799, 67516, 85598, 118153, 171196, 236306, 299593, 472612, 599186, 1198372, 2143633, 4287266, 5688223, 8574532, 11376446, 15005431, 22752892, 30010862, 39817561, 60021724, 79635122, 159270244, 722404321, 1444808642, 2889617284, 5056830247, 10113660494, 20227320988]

約数ペア:

[(1, 20227320988), (2, 10113660494), (4, 5056830247), (7, 2889617284), (14, 1444808642), (28, 722404321), (127, 159270244), (254, 79635122), (337, 60021724), (508, 39817561), (674, 30010862), (889, 22752892), (1348, 15005431), (1778, 11376446), (2359, 8574532), (3556, 5688223), (4718, 4287266), (9436, 2143633), (16879, 1198372), (33758, 599186), (42799, 472612), (67516, 299593), (85598, 236306), (118153, 171196)]