20189951992

素因数分解:

$2^3\times 7^1\times {\mathrm{360534857}}^1$

素因数の和:360534870

約数の個数: 16

約数和(自身を含む): 43264182960

約数和(自身を除く): 23074230968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 360534857, 721069714, 1442139428, 2523743999, 2884278856, 5047487998, 10094975996, 20189951992]

約数ペア:

[(1, 20189951992), (2, 10094975996), (4, 5047487998), (7, 2884278856), (8, 2523743999), (14, 1442139428), (28, 721069714), (56, 360534857)]