20523564

素因数分解:

$2^2\times 3^3\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 53468800

約数和(自身を除く): 32945236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 307, 614, 619, 921, 1228, 1238, 1842, 1857, 2476, 2763, 3684, 3714, 5526, 5571, 7428, 8289, 11052, 11142, 16578, 16713, 22284, 33156, 33426, 66852, 190033, 380066, 570099, 760132, 1140198, 1710297, 2280396, 3420594, 5130891, 6841188, 10261782, 20523564]

約数ペア:

[(1, 20523564), (2, 10261782), (3, 6841188), (4, 5130891), (6, 3420594), (9, 2280396), (12, 1710297), (18, 1140198), (27, 760132), (36, 570099), (54, 380066), (108, 190033), (307, 66852), (614, 33426), (619, 33156), (921, 22284), (1228, 16713), (1238, 16578), (1842, 11142), (1857, 11052), (2476, 8289), (2763, 7428), (3684, 5571), (3714, 5526)]