20330464

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 51480576

約数和(自身を除く): 31150112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 56, 74, 77, 88, 112, 148, 154, 176, 223, 224, 259, 296, 308, 352, 407, 446, 518, 592, 616, 814, 892, 1036, 1184, 1232, 1561, 1628, 1784, 2072, 2453, 2464, 2849, 3122, 3256, 3568, 4144, 4906, 5698, 6244, 6512, 7136, 8251, 8288, 9812, 11396, 12488, 13024, 16502, 17171, 19624, 22792, 24976, 33004, 34342, 39248, 45584, 49952, 57757, 66008, 68684, 78496, 90761, 91168, 115514, 132016, 137368, 181522, 231028, 264032, 274736, 363044, 462056, 549472, 635327, 726088, 924112, 1270654, 1452176, 1848224, 2541308, 2904352, 5082616, 10165232, 20330464]

約数ペア:

[(1, 20330464), (2, 10165232), (4, 5082616), (7, 2904352), (8, 2541308), (11, 1848224), (14, 1452176), (16, 1270654), (22, 924112), (28, 726088), (32, 635327), (37, 549472), (44, 462056), (56, 363044), (74, 274736), (77, 264032), (88, 231028), (112, 181522), (148, 137368), (154, 132016), (176, 115514), (223, 91168), (224, 90761), (259, 78496), (296, 68684), (308, 66008), (352, 57757), (407, 49952), (446, 45584), (518, 39248), (592, 34342), (616, 33004), (814, 24976), (892, 22792), (1036, 19624), (1184, 17171), (1232, 16502), (1561, 13024), (1628, 12488), (1784, 11396), (2072, 9812), (2453, 8288), (2464, 8251), (2849, 7136), (3122, 6512), (3256, 6244), (3568, 5698), (4144, 4906)]