2019990010

素因数分解:

$2^1\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{119033}}^1$

素因数の和:120737

約数の個数: 16

約数和(自身を含む): 3638155176

約数和(自身を除く): 1618165166

約数列:

[1, 2, 5, 10, 1697, 3394, 8485, 16970, 119033, 238066, 595165, 1190330, 201999001, 403998002, 1009995005, 2019990010]

約数ペア:

[(1, 2019990010), (2, 1009995005), (5, 403998002), (10, 201999001), (1697, 1190330), (3394, 595165), (8485, 238066), (16970, 119033)]