20322552019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3361}}^1\times {\mathrm{4133}}^1$

素因数の和:7531

約数の個数: 32

約数和(自身を含む): 26685135360

約数和(自身を除く): 6362583341

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 3361, 4133, 23527, 28931, 36971, 45463, 63859, 78527, 258797, 318241, 447013, 549689, 702449, 863797, 4917143, 6046579, 13891013, 97237091, 152801143, 263929247, 1069608001, 1847504729, 2903221717, 20322552019]

約数ペア:

[(1, 20322552019), (7, 2903221717), (11, 1847504729), (19, 1069608001), (77, 263929247), (133, 152801143), (209, 97237091), (1463, 13891013), (3361, 6046579), (4133, 4917143), (23527, 863797), (28931, 702449), (36971, 549689), (45463, 447013), (63859, 318241), (78527, 258797)]