18944703

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{56891}}^1$

素因数の和:56934

約数の個数: 12

約数和(自身を含む): 28104648

約数和(自身を除く): 9159945

約数列:

[1, 3, 9, 37, 111, 333, 56891, 170673, 512019, 2104967, 6314901, 18944703]

約数ペア:

[(1, 18944703), (3, 6314901), (9, 2104967), (37, 512019), (111, 170673), (333, 56891)]