1199888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3974

約数の個数: 20

約数和(自身を含む): 2447760

約数和(自身を除く): 1247872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3947, 7894, 15788, 31576, 63152, 74993, 149986, 299972, 599944, 1199888]

約数ペア:

[(1, 1199888), (2, 599944), (4, 299972), (8, 149986), (16, 74993), (19, 63152), (38, 31576), (76, 15788), (152, 7894), (304, 3947)]