20941008

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2333}}^1$

素因数の和:2372

約数の個数: 80

約数和(自身を含む): 62513856

約数和(自身を除く): 41572848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2333, 2992, 4488, 4666, 6999, 8976, 9332, 13998, 18664, 25663, 27996, 37328, 39661, 51326, 55992, 76989, 79322, 102652, 111984, 118983, 153978, 158644, 205304, 237966, 307956, 317288, 410608, 436271, 475932, 615912, 634576, 872542, 951864, 1231824, 1308813, 1745084, 1903728, 2617626, 3490168, 5235252, 6980336, 10470504, 20941008]

約数ペア:

[(1, 20941008), (2, 10470504), (3, 6980336), (4, 5235252), (6, 3490168), (8, 2617626), (11, 1903728), (12, 1745084), (16, 1308813), (17, 1231824), (22, 951864), (24, 872542), (33, 634576), (34, 615912), (44, 475932), (48, 436271), (51, 410608), (66, 317288), (68, 307956), (88, 237966), (102, 205304), (132, 158644), (136, 153978), (176, 118983), (187, 111984), (204, 102652), (264, 79322), (272, 76989), (374, 55992), (408, 51326), (528, 39661), (561, 37328), (748, 27996), (816, 25663), (1122, 18664), (1496, 13998), (2244, 9332), (2333, 8976), (2992, 6999), (4488, 4666)]