1821981616

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1419

約数の個数: 160

約数和(自身を含む): 4647702528

約数和(自身を除く): 2825720912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 41, 46, 52, 56, 82, 91, 92, 104, 112, 161, 164, 182, 184, 208, 287, 299, 322, 328, 364, 368, 533, 574, 598, 644, 656, 728, 943, 1066, 1148, 1196, 1288, 1327, 1456, 1886, 2093, 2132, 2296, 2392, 2576, 2654, 3731, 3772, 4186, 4264, 4592, 4784, 5308, 6601, 7462, 7544, 8372, 8528, 9289, 10616, 12259, 13202, 14924, 15088, 16744, 17251, 18578, 21232, 24518, 26404, 29848, 30521, 33488, 34502, 37156, 49036, 52808, 54407, 59696, 61042, 69004, 74312, 85813, 98072, 105616, 108814, 120757, 122084, 138008, 148624, 171626, 196144, 213647, 217628, 241514, 244168, 276016, 343252, 380849, 396773, 427294, 435256, 483028, 488336, 686504, 707291, 761698, 793546, 854588, 870512, 966056, 1251361, 1373008, 1414582, 1523396, 1587092, 1709176, 1932112, 2502722, 2777411, 2829164, 3046792, 3174184, 3418352, 4951037, 5005444, 5554822, 5658328, 6093584, 6348368, 8759527, 9902074, 10010888, 11109644, 11316656, 16267693, 17519054, 19804148, 20021776, 22219288, 32535386, 35038108, 39608296, 44438576, 65070772, 70076216, 79216592, 113873851, 130141544, 140152432, 227747702, 260283088, 455495404, 910990808, 1821981616]

約数ペア:

[(1, 1821981616), (2, 910990808), (4, 455495404), (7, 260283088), (8, 227747702), (13, 140152432), (14, 130141544), (16, 113873851), (23, 79216592), (26, 70076216), (28, 65070772), (41, 44438576), (46, 39608296), (52, 35038108), (56, 32535386), (82, 22219288), (91, 20021776), (92, 19804148), (104, 17519054), (112, 16267693), (161, 11316656), (164, 11109644), (182, 10010888), (184, 9902074), (208, 8759527), (287, 6348368), (299, 6093584), (322, 5658328), (328, 5554822), (364, 5005444), (368, 4951037), (533, 3418352), (574, 3174184), (598, 3046792), (644, 2829164), (656, 2777411), (728, 2502722), (943, 1932112), (1066, 1709176), (1148, 1587092), (1196, 1523396), (1288, 1414582), (1327, 1373008), (1456, 1251361), (1886, 966056), (2093, 870512), (2132, 854588), (2296, 793546), (2392, 761698), (2576, 707291), (2654, 686504), (3731, 488336), (3772, 483028), (4186, 435256), (4264, 427294), (4592, 396773), (4784, 380849), (5308, 343252), (6601, 276016), (7462, 244168), (7544, 241514), (8372, 217628), (8528, 213647), (9289, 196144), (10616, 171626), (12259, 148624), (13202, 138008), (14924, 122084), (15088, 120757), (16744, 108814), (17251, 105616), (18578, 98072), (21232, 85813), (24518, 74312), (26404, 69004), (29848, 61042), (30521, 59696), (33488, 54407), (34502, 52808), (37156, 49036)]