20489097

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1667}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 29063232

約数和(自身を除く): 8574135

約数列:

[1, 3, 17, 51, 241, 723, 1667, 4097, 5001, 12291, 28339, 85017, 401747, 1205241, 6829699, 20489097]

約数ペア:

[(1, 20489097), (3, 6829699), (17, 1205241), (51, 401747), (241, 85017), (723, 28339), (1667, 12291), (4097, 5001)]