20848036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2381}}^1$

素因数の和:2595

約数の個数: 24

約数和(自身を含む): 40017600

約数和(自身を除く): 19169564

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 2381, 4378, 4762, 8756, 9524, 26191, 52382, 104764, 473819, 947638, 1895276, 5212009, 10424018, 20848036]

約数ペア:

[(1, 20848036), (2, 10424018), (4, 5212009), (11, 1895276), (22, 947638), (44, 473819), (199, 104764), (398, 52382), (796, 26191), (2189, 9524), (2381, 8756), (4378, 4762)]