13079912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 12580888

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 809, 1618, 2021, 3236, 4042, 6472, 8084, 16168, 34787, 38023, 69574, 76046, 139148, 152092, 278296, 304184, 1634989, 3269978, 6539956, 13079912]

約数ペア:

[(1, 13079912), (2, 6539956), (4, 3269978), (8, 1634989), (43, 304184), (47, 278296), (86, 152092), (94, 139148), (172, 76046), (188, 69574), (344, 38023), (376, 34787), (809, 16168), (1618, 8084), (2021, 6472), (3236, 4042)]