19868910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{911}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 27934482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 727, 911, 1454, 1822, 2181, 2733, 3635, 4362, 4555, 5466, 7270, 9110, 10905, 13665, 21810, 27330, 662297, 1324594, 1986891, 3311485, 3973782, 6622970, 9934455, 19868910]

約数ペア:

[(1, 19868910), (2, 9934455), (3, 6622970), (5, 3973782), (6, 3311485), (10, 1986891), (15, 1324594), (30, 662297), (727, 27330), (911, 21810), (1454, 13665), (1822, 10905), (2181, 9110), (2733, 7270), (3635, 5466), (4362, 4555)]