12802468

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8627}}^1$

素因数の和:8691

約数の個数: 24

約数和(自身を含む): 26091072

約数和(自身を除く): 13288604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 8627, 17254, 34508, 60389, 120778, 241556, 457231, 914462, 1828924, 3200617, 6401234, 12802468]

約数ペア:

[(1, 12802468), (2, 6401234), (4, 3200617), (7, 1828924), (14, 914462), (28, 457231), (53, 241556), (106, 120778), (212, 60389), (371, 34508), (742, 17254), (1484, 8627)]