20606742

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 48707568

約数和(自身を除く): 28100826

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 234, 249, 498, 747, 1061, 1079, 1494, 2122, 2158, 3183, 3237, 6366, 6474, 9549, 9711, 13793, 19098, 19422, 27586, 41379, 82758, 88063, 124137, 176126, 248274, 264189, 528378, 792567, 1144819, 1585134, 2289638, 3434457, 6868914, 10303371, 20606742]

約数ペア:

[(1, 20606742), (2, 10303371), (3, 6868914), (6, 3434457), (9, 2289638), (13, 1585134), (18, 1144819), (26, 792567), (39, 528378), (78, 264189), (83, 248274), (117, 176126), (166, 124137), (234, 88063), (249, 82758), (498, 41379), (747, 27586), (1061, 19422), (1079, 19098), (1494, 13793), (2122, 9711), (2158, 9549), (3183, 6474), (3237, 6366)]