20761252

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 37763712

約数和(自身を除く): 17002460

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 1783, 2911, 3566, 5822, 7132, 11644, 73103, 126593, 146206, 253186, 292412, 506372, 5190313, 10380626, 20761252]

約数ペア:

[(1, 20761252), (2, 10380626), (4, 5190313), (41, 506372), (71, 292412), (82, 253186), (142, 146206), (164, 126593), (284, 73103), (1783, 11644), (2911, 7132), (3566, 5822)]