2028757328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 4307130576

約数和(自身を除く): 2278373248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 193, 194, 208, 386, 388, 521, 772, 776, 1042, 1261, 1544, 1552, 2084, 2509, 2522, 3088, 4168, 5018, 5044, 6773, 8336, 10036, 10088, 13546, 18721, 20072, 20176, 27092, 37442, 40144, 50537, 54184, 74884, 100553, 101074, 108368, 149768, 201106, 202148, 243373, 299536, 402212, 404296, 486746, 656981, 804424, 808592, 973492, 1307189, 1313962, 1608848, 1946984, 2614378, 2627924, 3893968, 5228756, 5255848, 9753641, 10457512, 10511696, 19507282, 20915024, 39014564, 78029128, 126797333, 156058256, 253594666, 507189332, 1014378664, 2028757328]

約数ペア:

[(1, 2028757328), (2, 1014378664), (4, 507189332), (8, 253594666), (13, 156058256), (16, 126797333), (26, 78029128), (52, 39014564), (97, 20915024), (104, 19507282), (193, 10511696), (194, 10457512), (208, 9753641), (386, 5255848), (388, 5228756), (521, 3893968), (772, 2627924), (776, 2614378), (1042, 1946984), (1261, 1608848), (1544, 1313962), (1552, 1307189), (2084, 973492), (2509, 808592), (2522, 804424), (3088, 656981), (4168, 486746), (5018, 404296), (5044, 402212), (6773, 299536), (8336, 243373), (10036, 202148), (10088, 201106), (13546, 149768), (18721, 108368), (20072, 101074), (20176, 100553), (27092, 74884), (37442, 54184), (40144, 50537)]