20132283752

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{645431}}^1$

素因数の和:646001

約数の個数: 32

約数和(自身を含む): 43218126720

約数和(自身を除く): 23085842968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 2228, 3899, 4456, 7798, 15596, 31192, 645431, 1290862, 2581724, 4518017, 5163448, 9036034, 18072068, 36144136, 359505067, 719010134, 1438020268, 2516535469, 2876040536, 5033070938, 10066141876, 20132283752]

約数ペア:

[(1, 20132283752), (2, 10066141876), (4, 5033070938), (7, 2876040536), (8, 2516535469), (14, 1438020268), (28, 719010134), (56, 359505067), (557, 36144136), (1114, 18072068), (2228, 9036034), (3899, 5163448), (4456, 4518017), (7798, 2581724), (15596, 1290862), (31192, 645431)]