20626716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 32152164

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 307, 509, 614, 921, 1018, 1228, 1527, 1842, 2036, 3054, 3377, 3684, 5599, 6108, 6754, 10131, 11198, 13508, 16797, 20262, 22396, 33594, 40524, 67188, 156263, 312526, 468789, 625052, 937578, 1718893, 1875156, 3437786, 5156679, 6875572, 10313358, 20626716]

約数ペア:

[(1, 20626716), (2, 10313358), (3, 6875572), (4, 5156679), (6, 3437786), (11, 1875156), (12, 1718893), (22, 937578), (33, 625052), (44, 468789), (66, 312526), (132, 156263), (307, 67188), (509, 40524), (614, 33594), (921, 22396), (1018, 20262), (1228, 16797), (1527, 13508), (1842, 11198), (2036, 10131), (3054, 6754), (3377, 6108), (3684, 5599)]