20619984

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:833

約数の個数: 120

約数和(自身を含む): 67683168

約数和(自身を除く): 47063184

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 797, 924, 1078, 1176, 1232, 1594, 1617, 1848, 2156, 2352, 2391, 3188, 3234, 3696, 4312, 4782, 5579, 6376, 6468, 8624, 8767, 9564, 11158, 12752, 12936, 16737, 17534, 19128, 22316, 25872, 26301, 33474, 35068, 38256, 39053, 44632, 52602, 61369, 66948, 70136, 78106, 89264, 105204, 117159, 122738, 133896, 140272, 156212, 184107, 210408, 234318, 245476, 267792, 312424, 368214, 420816, 429583, 468636, 490952, 624848, 736428, 859166, 937272, 981904, 1288749, 1472856, 1718332, 1874544, 2577498, 2945712, 3436664, 5154996, 6873328, 10309992, 20619984]

約数ペア:

[(1, 20619984), (2, 10309992), (3, 6873328), (4, 5154996), (6, 3436664), (7, 2945712), (8, 2577498), (11, 1874544), (12, 1718332), (14, 1472856), (16, 1288749), (21, 981904), (22, 937272), (24, 859166), (28, 736428), (33, 624848), (42, 490952), (44, 468636), (48, 429583), (49, 420816), (56, 368214), (66, 312424), (77, 267792), (84, 245476), (88, 234318), (98, 210408), (112, 184107), (132, 156212), (147, 140272), (154, 133896), (168, 122738), (176, 117159), (196, 105204), (231, 89264), (264, 78106), (294, 70136), (308, 66948), (336, 61369), (392, 52602), (462, 44632), (528, 39053), (539, 38256), (588, 35068), (616, 33474), (784, 26301), (797, 25872), (924, 22316), (1078, 19128), (1176, 17534), (1232, 16737), (1594, 12936), (1617, 12752), (1848, 11158), (2156, 9564), (2352, 8767), (2391, 8624), (3188, 6468), (3234, 6376), (3696, 5579), (4312, 4782)]