19508380

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4297}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 41157648

約数和(自身を除く): 21649268

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4297, 4540, 8594, 17188, 21485, 42970, 85940, 975419, 1950838, 3901676, 4877095, 9754190, 19508380]

約数ペア:

[(1, 19508380), (2, 9754190), (4, 4877095), (5, 3901676), (10, 1950838), (20, 975419), (227, 85940), (454, 42970), (908, 21485), (1135, 17188), (2270, 8594), (4297, 4540)]