19018332

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 50878464

約数和(自身を除く): 31860132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 103, 138, 206, 207, 223, 276, 309, 412, 414, 446, 618, 669, 828, 892, 927, 1236, 1338, 1854, 2007, 2369, 2676, 3708, 4014, 4738, 5129, 7107, 8028, 9476, 10258, 14214, 15387, 20516, 21321, 22969, 28428, 30774, 42642, 45938, 46161, 61548, 68907, 85284, 91876, 92322, 137814, 184644, 206721, 275628, 413442, 528287, 826884, 1056574, 1584861, 2113148, 3169722, 4754583, 6339444, 9509166, 19018332]

約数ペア:

[(1, 19018332), (2, 9509166), (3, 6339444), (4, 4754583), (6, 3169722), (9, 2113148), (12, 1584861), (18, 1056574), (23, 826884), (36, 528287), (46, 413442), (69, 275628), (92, 206721), (103, 184644), (138, 137814), (206, 92322), (207, 91876), (223, 85284), (276, 68907), (309, 61548), (412, 46161), (414, 45938), (446, 42642), (618, 30774), (669, 28428), (828, 22969), (892, 21321), (927, 20516), (1236, 15387), (1338, 14214), (1854, 10258), (2007, 9476), (2369, 8028), (2676, 7107), (3708, 5129), (4014, 4738)]