20011488

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 60850944

約数和(自身を除く): 40839456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 97, 112, 168, 194, 224, 291, 307, 336, 388, 582, 614, 672, 679, 776, 921, 1164, 1228, 1358, 1552, 1842, 2037, 2149, 2328, 2456, 2716, 3104, 3684, 4074, 4298, 4656, 4912, 5432, 6447, 7368, 8148, 8596, 9312, 9824, 10864, 12894, 14736, 16296, 17192, 21728, 25788, 29472, 29779, 32592, 34384, 51576, 59558, 65184, 68768, 89337, 103152, 119116, 178674, 206304, 208453, 238232, 357348, 416906, 476464, 625359, 714696, 833812, 952928, 1250718, 1429392, 1667624, 2501436, 2858784, 3335248, 5002872, 6670496, 10005744, 20011488]

約数ペア:

[(1, 20011488), (2, 10005744), (3, 6670496), (4, 5002872), (6, 3335248), (7, 2858784), (8, 2501436), (12, 1667624), (14, 1429392), (16, 1250718), (21, 952928), (24, 833812), (28, 714696), (32, 625359), (42, 476464), (48, 416906), (56, 357348), (84, 238232), (96, 208453), (97, 206304), (112, 178674), (168, 119116), (194, 103152), (224, 89337), (291, 68768), (307, 65184), (336, 59558), (388, 51576), (582, 34384), (614, 32592), (672, 29779), (679, 29472), (776, 25788), (921, 21728), (1164, 17192), (1228, 16296), (1358, 14736), (1552, 12894), (1842, 10864), (2037, 9824), (2149, 9312), (2328, 8596), (2456, 8148), (2716, 7368), (3104, 6447), (3684, 5432), (4074, 4912), (4298, 4656)]