20164452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 59458560

約数和(自身を除く): 39294108

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 139, 154, 157, 231, 278, 308, 314, 417, 462, 471, 556, 628, 834, 924, 942, 973, 1099, 1529, 1668, 1727, 1884, 1946, 2198, 2919, 3058, 3297, 3454, 3892, 4396, 4587, 5181, 5838, 6116, 6594, 6908, 9174, 10362, 10703, 11676, 12089, 13188, 18348, 20724, 21406, 21823, 24178, 32109, 36267, 42812, 43646, 48356, 64218, 65469, 72534, 87292, 128436, 130938, 145068, 152761, 240053, 261876, 305522, 458283, 480106, 611044, 720159, 916566, 960212, 1440318, 1680371, 1833132, 2880636, 3360742, 5041113, 6721484, 10082226, 20164452]

約数ペア:

[(1, 20164452), (2, 10082226), (3, 6721484), (4, 5041113), (6, 3360742), (7, 2880636), (11, 1833132), (12, 1680371), (14, 1440318), (21, 960212), (22, 916566), (28, 720159), (33, 611044), (42, 480106), (44, 458283), (66, 305522), (77, 261876), (84, 240053), (132, 152761), (139, 145068), (154, 130938), (157, 128436), (231, 87292), (278, 72534), (308, 65469), (314, 64218), (417, 48356), (462, 43646), (471, 42812), (556, 36267), (628, 32109), (834, 24178), (924, 21823), (942, 21406), (973, 20724), (1099, 18348), (1529, 13188), (1668, 12089), (1727, 11676), (1884, 10703), (1946, 10362), (2198, 9174), (2919, 6908), (3058, 6594), (3297, 6116), (3454, 5838), (3892, 5181), (4396, 4587)]