19387580

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1597}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 40806528

約数和(自身を除く): 21418948

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 1597, 2428, 3035, 3194, 6070, 6388, 7985, 12140, 15970, 31940, 969379, 1938758, 3877516, 4846895, 9693790, 19387580]

約数ペア:

[(1, 19387580), (2, 9693790), (4, 4846895), (5, 3877516), (10, 1938758), (20, 969379), (607, 31940), (1214, 15970), (1597, 12140), (2428, 7985), (3035, 6388), (3194, 6070)]