18911910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2027}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 45556992

約数和(自身を除く): 26645082

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 2027, 3110, 4054, 4665, 6081, 9330, 10135, 12162, 20270, 30405, 60810, 630397, 1260794, 1891191, 3151985, 3782382, 6303970, 9455955, 18911910]

約数ペア:

[(1, 18911910), (2, 9455955), (3, 6303970), (5, 3782382), (6, 3151985), (10, 1891191), (15, 1260794), (30, 630397), (311, 60810), (622, 30405), (933, 20270), (1555, 12162), (1866, 10135), (2027, 9330), (3110, 6081), (4054, 4665)]