155220304

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{17417}}^1$

素因数の和:17982

約数の個数: 20

約数和(自身を含む): 301296564

約数和(自身を除く): 146076260

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912, 17417, 34834, 69668, 139336, 278672, 9701269, 19402538, 38805076, 77610152, 155220304]

約数ペア:

[(1, 155220304), (2, 77610152), (4, 38805076), (8, 19402538), (16, 9701269), (557, 278672), (1114, 139336), (2228, 69668), (4456, 34834), (8912, 17417)]