20465588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 43257984

約数和(自身を除く): 22792396

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 967, 1628, 1924, 1934, 3868, 5291, 10582, 10637, 12571, 21164, 21274, 25142, 35779, 42548, 50284, 71558, 138281, 143116, 276562, 393569, 465127, 553124, 787138, 930254, 1574276, 1860508, 5116397, 10232794, 20465588]

約数ペア:

[(1, 20465588), (2, 10232794), (4, 5116397), (11, 1860508), (13, 1574276), (22, 930254), (26, 787138), (37, 553124), (44, 465127), (52, 393569), (74, 276562), (143, 143116), (148, 138281), (286, 71558), (407, 50284), (481, 42548), (572, 35779), (814, 25142), (962, 21274), (967, 21164), (1628, 12571), (1924, 10637), (1934, 10582), (3868, 5291)]