20180244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 56928256

約数和(自身を除く): 36748012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 43, 74, 84, 86, 111, 129, 148, 151, 172, 222, 258, 259, 301, 302, 444, 453, 516, 518, 602, 604, 777, 903, 906, 1036, 1057, 1204, 1554, 1591, 1806, 1812, 2114, 3108, 3171, 3182, 3612, 4228, 4773, 5587, 6342, 6364, 6493, 9546, 11137, 11174, 12684, 12986, 16761, 19092, 19479, 22274, 22348, 25972, 33411, 33522, 38958, 39109, 44548, 45451, 66822, 67044, 77916, 78218, 90902, 117327, 133644, 136353, 156436, 181804, 234654, 240241, 272706, 469308, 480482, 545412, 720723, 960964, 1441446, 1681687, 2882892, 3363374, 5045061, 6726748, 10090122, 20180244]

約数ペア:

[(1, 20180244), (2, 10090122), (3, 6726748), (4, 5045061), (6, 3363374), (7, 2882892), (12, 1681687), (14, 1441446), (21, 960964), (28, 720723), (37, 545412), (42, 480482), (43, 469308), (74, 272706), (84, 240241), (86, 234654), (111, 181804), (129, 156436), (148, 136353), (151, 133644), (172, 117327), (222, 90902), (258, 78218), (259, 77916), (301, 67044), (302, 66822), (444, 45451), (453, 44548), (516, 39109), (518, 38958), (602, 33522), (604, 33411), (777, 25972), (903, 22348), (906, 22274), (1036, 19479), (1057, 19092), (1204, 16761), (1554, 12986), (1591, 12684), (1806, 11174), (1812, 11137), (2114, 9546), (3108, 6493), (3171, 6364), (3182, 6342), (3612, 5587), (4228, 4773)]