20393412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4217}}^1$

素因数の和:4268

約数の個数: 48

約数和(自身を含む): 52910592

約数和(自身を除く): 32517180

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4217, 4836, 8434, 12651, 16868, 25302, 50604, 54821, 109642, 130727, 164463, 219284, 261454, 328926, 392181, 522908, 657852, 784362, 1568724, 1699451, 3398902, 5098353, 6797804, 10196706, 20393412]

約数ペア:

[(1, 20393412), (2, 10196706), (3, 6797804), (4, 5098353), (6, 3398902), (12, 1699451), (13, 1568724), (26, 784362), (31, 657852), (39, 522908), (52, 392181), (62, 328926), (78, 261454), (93, 219284), (124, 164463), (156, 130727), (186, 109642), (372, 54821), (403, 50604), (806, 25302), (1209, 16868), (1612, 12651), (2418, 8434), (4217, 4836)]