20852136

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2657}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 57014100

約数和(自身を除く): 36161964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2657, 3924, 5314, 7848, 7971, 10628, 15942, 21256, 23913, 31884, 47826, 63768, 95652, 191304, 289613, 579226, 868839, 1158452, 1737678, 2316904, 2606517, 3475356, 5213034, 6950712, 10426068, 20852136]

約数ペア:

[(1, 20852136), (2, 10426068), (3, 6950712), (4, 5213034), (6, 3475356), (8, 2606517), (9, 2316904), (12, 1737678), (18, 1158452), (24, 868839), (36, 579226), (72, 289613), (109, 191304), (218, 95652), (327, 63768), (436, 47826), (654, 31884), (872, 23913), (981, 21256), (1308, 15942), (1962, 10628), (2616, 7971), (2657, 7848), (3924, 5314)]