20648482

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1$

素因数の和:1673

約数の個数: 16

約数和(自身を含む): 31819392

約数和(自身を除く): 11170910

約数列:

[1, 2, 53, 106, 131, 262, 1487, 2974, 6943, 13886, 78811, 157622, 194797, 389594, 10324241, 20648482]

約数ペア:

[(1, 20648482), (2, 10324241), (53, 389594), (106, 194797), (131, 157622), (262, 78811), (1487, 13886), (2974, 6943)]