2001231869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1097}}^1\times {\mathrm{20047}}^1$

素因数の和:21164

約数の個数: 16

約数和(自身を含む): 2465422848

約数和(自身を除く): 464190979

約数列:

[1, 7, 13, 91, 1097, 7679, 14261, 20047, 99827, 140329, 260611, 1824277, 21991559, 153940913, 285890267, 2001231869]

約数ペア:

[(1, 2001231869), (7, 285890267), (13, 153940913), (91, 21991559), (1097, 1824277), (7679, 260611), (14261, 140329), (20047, 99827)]