12898796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3947}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 24319680

約数和(自身を除く): 11420884

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 3947, 7894, 15788, 74993, 149986, 169721, 299972, 339442, 678884, 3224699, 6449398, 12898796]

約数ペア:

[(1, 12898796), (2, 6449398), (4, 3224699), (19, 678884), (38, 339442), (43, 299972), (76, 169721), (86, 149986), (172, 74993), (817, 15788), (1634, 7894), (3268, 3947)]