19227681

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{541}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 30438720

約数和(自身を除く): 11211039

約数列:

[1, 3, 9, 11, 33, 99, 359, 541, 1077, 1623, 3231, 3949, 4869, 5951, 11847, 17853, 35541, 53559, 194219, 582657, 1747971, 2136409, 6409227, 19227681]

約数ペア:

[(1, 19227681), (3, 6409227), (9, 2136409), (11, 1747971), (33, 582657), (99, 194219), (359, 53559), (541, 35541), (1077, 17853), (1623, 11847), (3231, 5951), (3949, 4869)]