20271176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{691}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 40274400

約数和(自身を除く): 20003224

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 691, 772, 1382, 1544, 2764, 3667, 5528, 7334, 13129, 14668, 26258, 29336, 52516, 105032, 133363, 266726, 533452, 1066904, 2533897, 5067794, 10135588, 20271176]

約数ペア:

[(1, 20271176), (2, 10135588), (4, 5067794), (8, 2533897), (19, 1066904), (38, 533452), (76, 266726), (152, 133363), (193, 105032), (386, 52516), (691, 29336), (772, 26258), (1382, 14668), (1544, 13129), (2764, 7334), (3667, 5528)]