20304328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 41796000

約数和(自身を除く): 21491672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 179, 358, 716, 1289, 1432, 1969, 2578, 3938, 5156, 7876, 10312, 14179, 15752, 28358, 56716, 113432, 230731, 461462, 922924, 1845848, 2538041, 5076082, 10152164, 20304328]

約数ペア:

[(1, 20304328), (2, 10152164), (4, 5076082), (8, 2538041), (11, 1845848), (22, 922924), (44, 461462), (88, 230731), (179, 113432), (358, 56716), (716, 28358), (1289, 15752), (1432, 14179), (1969, 10312), (2578, 7876), (3938, 5156)]