20490822

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2797}}^1$

素因数の和:2853

約数の個数: 48

約数和(自身を含む): 49759632

約数和(自身を除く): 29268810

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 198, 222, 333, 407, 666, 814, 1221, 2442, 2797, 3663, 5594, 7326, 8391, 16782, 25173, 30767, 50346, 61534, 92301, 103489, 184602, 206978, 276903, 310467, 553806, 620934, 931401, 1138379, 1862802, 2276758, 3415137, 6830274, 10245411, 20490822]

約数ペア:

[(1, 20490822), (2, 10245411), (3, 6830274), (6, 3415137), (9, 2276758), (11, 1862802), (18, 1138379), (22, 931401), (33, 620934), (37, 553806), (66, 310467), (74, 276903), (99, 206978), (111, 184602), (198, 103489), (222, 92301), (333, 61534), (407, 50346), (666, 30767), (814, 25173), (1221, 16782), (2442, 8391), (2797, 7326), (3663, 5594)]