25439938

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1313

約数の個数: 16

約数和(自身を含む): 38918880

約数和(自身を除く): 13478942

約数列:

[1, 2, 89, 131, 178, 262, 1091, 2182, 11659, 23318, 97099, 142921, 194198, 285842, 12719969, 25439938]

約数ペア:

[(1, 25439938), (2, 12719969), (89, 285842), (131, 194198), (178, 142921), (262, 97099), (1091, 23318), (2182, 11659)]