20850477347

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{1231}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 24458649600

約数和(自身を除く): 3608172253

約数列:

[1, 7, 79, 109, 281, 553, 763, 1231, 1967, 8611, 8617, 22199, 30629, 60277, 97249, 134179, 155393, 214403, 345911, 680743, 939253, 2419691, 2421377, 10600141, 16937837, 27326969, 37704299, 74200987, 191288783, 263930093, 2978639621, 20850477347]

約数ペア:

[(1, 20850477347), (7, 2978639621), (79, 263930093), (109, 191288783), (281, 74200987), (553, 37704299), (763, 27326969), (1231, 16937837), (1967, 10600141), (8611, 2421377), (8617, 2419691), (22199, 939253), (30629, 680743), (60277, 345911), (97249, 214403), (134179, 155393)]