2019809930

素因数分解:

$2^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{230309}}^1$

素因数の和:231193

約数の個数: 16

約数和(自身を含む): 3639819240

約数和(自身を除く): 1620009310

約数列:

[1, 2, 5, 10, 877, 1754, 4385, 8770, 230309, 460618, 1151545, 2303090, 201980993, 403961986, 1009904965, 2019809930]

約数ペア:

[(1, 2019809930), (2, 1009904965), (5, 403961986), (10, 201980993), (877, 2303090), (1754, 1151545), (4385, 460618), (8770, 230309)]