20107058

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 12396622

約数列:

[1, 2, 37, 43, 71, 74, 86, 89, 142, 178, 1591, 2627, 3053, 3182, 3293, 3827, 5254, 6106, 6319, 6586, 7654, 12638, 112961, 141599, 225922, 233803, 271717, 283198, 467606, 543434, 10053529, 20107058]

約数ペア:

[(1, 20107058), (2, 10053529), (37, 543434), (43, 467606), (71, 283198), (74, 271717), (86, 233803), (89, 225922), (142, 141599), (178, 112961), (1591, 12638), (2627, 7654), (3053, 6586), (3182, 6319), (3293, 6106), (3827, 5254)]