2018991947

素因数分解:

$7^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1\times {\mathrm{2617}}^1$

素因数の和:3290

約数の個数: 16

約数和(自身を含む): 2322270720

約数和(自身を除く): 303278773

約数列:

[1, 7, 307, 359, 2149, 2513, 2617, 18319, 110213, 771491, 803419, 939503, 5623933, 6576521, 288427421, 2018991947]

約数ペア:

[(1, 2018991947), (7, 288427421), (307, 6576521), (359, 5623933), (2149, 939503), (2513, 803419), (2617, 771491), (18319, 110213)]