15864216

素因数分解:

$2^3\times 3^1\times {\mathrm{661009}}^1$

素因数の和:661018

約数の個数: 16

約数和(自身を含む): 39660600

約数和(自身を除く): 23796384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 661009, 1322018, 1983027, 2644036, 3966054, 5288072, 7932108, 15864216]

約数ペア:

[(1, 15864216), (2, 7932108), (3, 5288072), (4, 3966054), (6, 2644036), (8, 1983027), (12, 1322018), (24, 661009)]