20637936

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 66781440

約数和(自身を除く): 46143504

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 43, 44, 48, 54, 66, 72, 86, 88, 99, 101, 108, 129, 132, 144, 172, 176, 198, 202, 216, 258, 264, 297, 303, 344, 387, 396, 404, 432, 473, 516, 528, 594, 606, 688, 774, 792, 808, 909, 946, 1032, 1111, 1161, 1188, 1212, 1419, 1548, 1584, 1616, 1818, 1892, 2064, 2222, 2322, 2376, 2424, 2727, 2838, 3096, 3333, 3636, 3784, 4257, 4343, 4444, 4644, 4752, 4848, 5454, 5676, 6192, 6666, 7272, 7568, 8514, 8686, 8888, 9288, 9999, 10908, 11352, 12771, 13029, 13332, 14544, 17028, 17372, 17776, 18576, 19998, 21816, 22704, 25542, 26058, 26664, 29997, 34056, 34744, 39087, 39996, 43632, 47773, 51084, 52116, 53328, 59994, 68112, 69488, 78174, 79992, 95546, 102168, 104232, 117261, 119988, 143319, 156348, 159984, 191092, 204336, 208464, 234522, 239976, 286638, 312696, 382184, 429957, 469044, 479952, 573276, 625392, 764368, 859914, 938088, 1146552, 1289871, 1719828, 1876176, 2293104, 2579742, 3439656, 5159484, 6879312, 10318968, 20637936]

約数ペア:

[(1, 20637936), (2, 10318968), (3, 6879312), (4, 5159484), (6, 3439656), (8, 2579742), (9, 2293104), (11, 1876176), (12, 1719828), (16, 1289871), (18, 1146552), (22, 938088), (24, 859914), (27, 764368), (33, 625392), (36, 573276), (43, 479952), (44, 469044), (48, 429957), (54, 382184), (66, 312696), (72, 286638), (86, 239976), (88, 234522), (99, 208464), (101, 204336), (108, 191092), (129, 159984), (132, 156348), (144, 143319), (172, 119988), (176, 117261), (198, 104232), (202, 102168), (216, 95546), (258, 79992), (264, 78174), (297, 69488), (303, 68112), (344, 59994), (387, 53328), (396, 52116), (404, 51084), (432, 47773), (473, 43632), (516, 39996), (528, 39087), (594, 34744), (606, 34056), (688, 29997), (774, 26664), (792, 26058), (808, 25542), (909, 22704), (946, 21816), (1032, 19998), (1111, 18576), (1161, 17776), (1188, 17372), (1212, 17028), (1419, 14544), (1548, 13332), (1584, 13029), (1616, 12771), (1818, 11352), (1892, 10908), (2064, 9999), (2222, 9288), (2322, 8888), (2376, 8686), (2424, 8514), (2727, 7568), (2838, 7272), (3096, 6666), (3333, 6192), (3636, 5676), (3784, 5454), (4257, 4848), (4343, 4752), (4444, 4644)]