19827819

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5413}}^1$

素因数の和:5467

約数の個数: 24

約数和(自身を含む): 32094192

約数和(自身を除く): 12266373

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5413, 16239, 48717, 59543, 178629, 200281, 535887, 600843, 1802529, 2203091, 6609273, 19827819]

約数ペア:

[(1, 19827819), (3, 6609273), (9, 2203091), (11, 1802529), (33, 600843), (37, 535887), (99, 200281), (111, 178629), (333, 59543), (407, 48717), (1221, 16239), (3663, 5413)]