20188902248

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{1231}}^1\times {\mathrm{12577}}^1$

素因数の和:13977

約数の個数: 32

約数和(自身を含む): 38120396160

約数和(自身を除く): 17931493912

約数列:

[1, 2, 4, 8, 163, 326, 652, 1231, 1304, 2462, 4924, 9848, 12577, 25154, 50308, 100616, 200653, 401306, 802612, 1605224, 2050051, 4100102, 8200204, 15482287, 16400408, 30964574, 61929148, 123858296, 2523612781, 5047225562, 10094451124, 20188902248]

約数ペア:

[(1, 20188902248), (2, 10094451124), (4, 5047225562), (8, 2523612781), (163, 123858296), (326, 61929148), (652, 30964574), (1231, 16400408), (1304, 15482287), (2462, 8200204), (4924, 4100102), (9848, 2050051), (12577, 1605224), (25154, 802612), (50308, 401306), (100616, 200653)]