20681236846

素因数分解:

$2^1\times {\mathrm{71}}^2\times {\mathrm{877}}^1\times {\mathrm{2339}}^1$

素因数の和:3360

約数の個数: 24

約数和(自身を含む): 31514282280

約数和(自身を除く): 10833045434

約数列:

[1, 2, 71, 142, 877, 1754, 2339, 4678, 5041, 10082, 62267, 124534, 166069, 332138, 2051303, 4102606, 4420957, 8841914, 11790899, 23581798, 145642513, 291285026, 10340618423, 20681236846]

約数ペア:

[(1, 20681236846), (2, 10340618423), (71, 291285026), (142, 145642513), (877, 23581798), (1754, 11790899), (2339, 8841914), (4678, 4420957), (5041, 4102606), (10082, 2051303), (62267, 332138), (124534, 166069)]