2011920813

素因数分解:

$3^2\times 7^1\times {\mathrm{2617}}^1\times {\mathrm{12203}}^1$

素因数の和:14833

約数の個数: 24

約数和(自身を含む): 3322807488

約数和(自身を除く): 1310886675

約数列:

[1, 3, 7, 9, 21, 63, 2617, 7851, 12203, 18319, 23553, 36609, 54957, 85421, 109827, 164871, 256263, 768789, 31935251, 95805753, 223546757, 287417259, 670640271, 2011920813]

約数ペア:

[(1, 2011920813), (3, 670640271), (7, 287417259), (9, 223546757), (21, 95805753), (63, 31935251), (2617, 768789), (7851, 256263), (12203, 164871), (18319, 109827), (23553, 85421), (36609, 54957)]