20126137788

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{126227}}^1$

素因数の和:126383

約数の個数: 72

約数和(自身を含む): 52563358848

約数和(自身を除く): 32437221060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 103, 129, 172, 206, 258, 309, 387, 412, 516, 618, 774, 927, 1236, 1548, 1854, 3708, 4429, 8858, 13287, 17716, 26574, 39861, 53148, 79722, 126227, 159444, 252454, 378681, 504908, 757362, 1136043, 1514724, 2272086, 4544172, 5427761, 10855522, 13001381, 16283283, 21711044, 26002762, 32566566, 39004143, 48849849, 52005524, 65133132, 78008286, 97699698, 117012429, 156016572, 195399396, 234024858, 468049716, 559059383, 1118118766, 1677178149, 2236237532, 3354356298, 5031534447, 6708712596, 10063068894, 20126137788]

約数ペア:

[(1, 20126137788), (2, 10063068894), (3, 6708712596), (4, 5031534447), (6, 3354356298), (9, 2236237532), (12, 1677178149), (18, 1118118766), (36, 559059383), (43, 468049716), (86, 234024858), (103, 195399396), (129, 156016572), (172, 117012429), (206, 97699698), (258, 78008286), (309, 65133132), (387, 52005524), (412, 48849849), (516, 39004143), (618, 32566566), (774, 26002762), (927, 21711044), (1236, 16283283), (1548, 13001381), (1854, 10855522), (3708, 5427761), (4429, 4544172), (8858, 2272086), (13287, 1514724), (17716, 1136043), (26574, 757362), (39861, 504908), (53148, 378681), (79722, 252454), (126227, 159444)]