20190123207

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{560977}}^1$

素因数の和:561060

約数の個数: 32

約数和(自身を含む): 31594280960

約数和(自身を除く): 11404157753

約数列:

[1, 3, 9, 27, 31, 43, 93, 129, 279, 387, 837, 1161, 1333, 3999, 11997, 35991, 560977, 1682931, 5048793, 15146379, 17390287, 24122011, 52170861, 72366033, 156512583, 217098099, 469537749, 651294297, 747782341, 2243347023, 6730041069, 20190123207]

約数ペア:

[(1, 20190123207), (3, 6730041069), (9, 2243347023), (27, 747782341), (31, 651294297), (43, 469537749), (93, 217098099), (129, 156512583), (279, 72366033), (387, 52170861), (837, 24122011), (1161, 17390287), (1333, 15146379), (3999, 5048793), (11997, 1682931), (35991, 560977)]