2019079990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2765863}}^1$

素因数の和:2765943

約数の個数: 16

約数和(自身を含む): 3684130848

約数和(自身を除く): 1665050858

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 2765863, 5531726, 13829315, 27658630, 201907999, 403815998, 1009539995, 2019079990]

約数ペア:

[(1, 2019079990), (2, 1009539995), (5, 403815998), (10, 201907999), (73, 27658630), (146, 13829315), (365, 5531726), (730, 2765863)]