20492049

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 27940032

約数和(自身を除く): 7447983

約数列:

[1, 3, 73, 137, 219, 411, 683, 2049, 10001, 30003, 49859, 93571, 149577, 280713, 6830683, 20492049]

約数ペア:

[(1, 20492049), (3, 6830683), (73, 280713), (137, 149577), (219, 93571), (411, 49859), (683, 30003), (2049, 10001)]