19328440

素因数分解:

$2^3\times 5^1\times {\mathrm{483211}}^1$

素因数の和:483222

約数の個数: 16

約数和(自身を含む): 43489080

約数和(自身を除く): 24160640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 483211, 966422, 1932844, 2416055, 3865688, 4832110, 9664220, 19328440]

約数ペア:

[(1, 19328440), (2, 9664220), (4, 4832110), (5, 3865688), (8, 2416055), (10, 1932844), (20, 966422), (40, 483211)]