19268840

素因数分解:

$2^3\times 5^1\times {\mathrm{481721}}^1$

素因数の和:481732

約数の個数: 16

約数和(自身を含む): 43354980

約数和(自身を除く): 24086140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 481721, 963442, 1926884, 2408605, 3853768, 4817210, 9634420, 19268840]

約数ペア:

[(1, 19268840), (2, 9634420), (4, 4817210), (5, 3853768), (8, 2408605), (10, 1926884), (20, 963442), (40, 481721)]