20038731

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 27536256

約数和(自身を除く): 7497525

約数列:

[1, 3, 43, 129, 163, 489, 953, 2859, 7009, 21027, 40979, 122937, 155339, 466017, 6679577, 20038731]

約数ペア:

[(1, 20038731), (3, 6679577), (43, 466017), (129, 155339), (163, 122937), (489, 40979), (953, 21027), (2859, 7009)]