18897255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32303}}^1$

素因数の和:32327

約数の個数: 24

約数和(自身を含む): 35275968

約数和(自身を除く): 16378713

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 32303, 96909, 161515, 290727, 419939, 484545, 1259817, 1453635, 2099695, 3779451, 6299085, 18897255]

約数ペア:

[(1, 18897255), (3, 6299085), (5, 3779451), (9, 2099695), (13, 1453635), (15, 1259817), (39, 484545), (45, 419939), (65, 290727), (117, 161515), (195, 96909), (585, 32303)]