20112136

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 42134400

約数和(自身を除く): 22022264

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 121, 158, 242, 263, 316, 484, 526, 632, 869, 968, 1052, 1738, 2104, 2893, 3476, 5786, 6952, 9559, 11572, 19118, 20777, 23144, 31823, 38236, 41554, 63646, 76472, 83108, 127292, 166216, 228547, 254584, 457094, 914188, 1828376, 2514017, 5028034, 10056068, 20112136]

約数ペア:

[(1, 20112136), (2, 10056068), (4, 5028034), (8, 2514017), (11, 1828376), (22, 914188), (44, 457094), (79, 254584), (88, 228547), (121, 166216), (158, 127292), (242, 83108), (263, 76472), (316, 63646), (484, 41554), (526, 38236), (632, 31823), (869, 23144), (968, 20777), (1052, 19118), (1738, 11572), (2104, 9559), (2893, 6952), (3476, 5786)]