20199487078

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{503}}^1\times {\mathrm{727}}^1$

素因数の和:1692

約数の個数: 32

約数和(自身を含む): 30908666880

約数和(自身を除く): 10709179802

約数列:

[1, 2, 71, 142, 389, 503, 727, 778, 1006, 1454, 27619, 35713, 51617, 55238, 71426, 103234, 195667, 282803, 365681, 391334, 565606, 731362, 13892357, 20079013, 25963351, 27784714, 40158026, 51926702, 142249909, 284499818, 10099743539, 20199487078]

約数ペア:

[(1, 20199487078), (2, 10099743539), (71, 284499818), (142, 142249909), (389, 51926702), (503, 40158026), (727, 27784714), (778, 25963351), (1006, 20079013), (1454, 13892357), (27619, 731362), (35713, 565606), (51617, 391334), (55238, 365681), (71426, 282803), (103234, 195667)]