20995576

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10133}}^1$

素因数の和:10183

約数の個数: 32

約数和(自身を含む): 46211040

約数和(自身を除く): 25215464

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10133, 20266, 40532, 70931, 81064, 141862, 283724, 374921, 567448, 749842, 1499684, 2624447, 2999368, 5248894, 10497788, 20995576]

約数ペア:

[(1, 20995576), (2, 10497788), (4, 5248894), (7, 2999368), (8, 2624447), (14, 1499684), (28, 749842), (37, 567448), (56, 374921), (74, 283724), (148, 141862), (259, 81064), (296, 70931), (518, 40532), (1036, 20266), (2072, 10133)]