2013440681

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{111443}}^1$

素因数の和:111568

約数の個数: 16

約数和(自身を含む): 2407190400

約数和(自身を除く): 393749719

約数列:

[1, 7, 29, 89, 203, 623, 2581, 18067, 111443, 780101, 3231847, 9918427, 22622929, 69428989, 287634383, 2013440681]

約数ペア:

[(1, 2013440681), (7, 287634383), (29, 69428989), (89, 22622929), (203, 9918427), (623, 3231847), (2581, 780101), (18067, 111443)]