20971104

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2837}}^1$

素因数の和:2868

約数の個数: 96

約数和(自身を含む): 68656896

約数和(自身を除く): 47685792

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 224, 231, 264, 308, 336, 352, 462, 528, 616, 672, 924, 1056, 1232, 1848, 2464, 2837, 3696, 5674, 7392, 8511, 11348, 17022, 19859, 22696, 31207, 34044, 39718, 45392, 59577, 62414, 68088, 79436, 90784, 93621, 119154, 124828, 136176, 158872, 187242, 218449, 238308, 249656, 272352, 317744, 374484, 436898, 476616, 499312, 635488, 655347, 748968, 873796, 953232, 998624, 1310694, 1497936, 1747592, 1906464, 2621388, 2995872, 3495184, 5242776, 6990368, 10485552, 20971104]

約数ペア:

[(1, 20971104), (2, 10485552), (3, 6990368), (4, 5242776), (6, 3495184), (7, 2995872), (8, 2621388), (11, 1906464), (12, 1747592), (14, 1497936), (16, 1310694), (21, 998624), (22, 953232), (24, 873796), (28, 748968), (32, 655347), (33, 635488), (42, 499312), (44, 476616), (48, 436898), (56, 374484), (66, 317744), (77, 272352), (84, 249656), (88, 238308), (96, 218449), (112, 187242), (132, 158872), (154, 136176), (168, 124828), (176, 119154), (224, 93621), (231, 90784), (264, 79436), (308, 68088), (336, 62414), (352, 59577), (462, 45392), (528, 39718), (616, 34044), (672, 31207), (924, 22696), (1056, 19859), (1232, 17022), (1848, 11348), (2464, 8511), (2837, 7392), (3696, 5674)]