20735834

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1010

約数の個数: 32

約数和(自身を含む): 37656576

約数和(自身を除く): 16920742

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 907, 994, 1633, 1814, 3266, 6349, 11431, 12698, 20861, 22862, 41722, 64397, 128794, 146027, 292054, 450779, 901558, 1481131, 2962262, 10367917, 20735834]

約数ペア:

[(1, 20735834), (2, 10367917), (7, 2962262), (14, 1481131), (23, 901558), (46, 450779), (71, 292054), (142, 146027), (161, 128794), (322, 64397), (497, 41722), (907, 22862), (994, 20861), (1633, 12698), (1814, 11431), (3266, 6349)]