19150812

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 51236640

約数和(自身を除く): 32085828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 101, 138, 202, 207, 229, 276, 303, 404, 414, 458, 606, 687, 828, 909, 916, 1212, 1374, 1818, 2061, 2323, 2748, 3636, 4122, 4646, 5267, 6969, 8244, 9292, 10534, 13938, 15801, 20907, 21068, 23129, 27876, 31602, 41814, 46258, 47403, 63204, 69387, 83628, 92516, 94806, 138774, 189612, 208161, 277548, 416322, 531967, 832644, 1063934, 1595901, 2127868, 3191802, 4787703, 6383604, 9575406, 19150812]

約数ペア:

[(1, 19150812), (2, 9575406), (3, 6383604), (4, 4787703), (6, 3191802), (9, 2127868), (12, 1595901), (18, 1063934), (23, 832644), (36, 531967), (46, 416322), (69, 277548), (92, 208161), (101, 189612), (138, 138774), (202, 94806), (207, 92516), (229, 83628), (276, 69387), (303, 63204), (404, 47403), (414, 46258), (458, 41814), (606, 31602), (687, 27876), (828, 23129), (909, 21068), (916, 20907), (1212, 15801), (1374, 13938), (1818, 10534), (2061, 9292), (2323, 8244), (2748, 6969), (3636, 5267), (4122, 4646)]