2017798552

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 4878397440

約数和(自身を除く): 2860598888

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 148, 154, 223, 259, 296, 308, 397, 407, 446, 518, 616, 794, 814, 892, 1036, 1561, 1588, 1628, 1784, 2072, 2453, 2779, 2849, 3122, 3176, 3256, 4367, 4906, 5558, 5698, 6244, 8251, 8734, 9812, 11116, 11396, 12488, 14689, 16502, 17171, 17468, 19624, 22232, 22792, 29378, 30569, 33004, 34342, 34936, 57757, 58756, 61138, 66008, 68684, 88531, 90761, 102823, 115514, 117512, 122276, 137368, 161579, 177062, 181522, 205646, 231028, 244552, 323158, 354124, 363044, 411292, 462056, 619717, 635327, 646316, 708248, 726088, 822584, 973841, 1131053, 1239434, 1270654, 1292632, 1947682, 2262106, 2478868, 2541308, 3275647, 3895364, 4524212, 4957736, 5082616, 6551294, 6816887, 7790728, 9048424, 13102588, 13633774, 22929529, 26205176, 27267548, 36032117, 45859058, 54535096, 72064234, 91718116, 144128468, 183436232, 252224819, 288256936, 504449638, 1008899276, 2017798552]

約数ペア:

[(1, 2017798552), (2, 1008899276), (4, 504449638), (7, 288256936), (8, 252224819), (11, 183436232), (14, 144128468), (22, 91718116), (28, 72064234), (37, 54535096), (44, 45859058), (56, 36032117), (74, 27267548), (77, 26205176), (88, 22929529), (148, 13633774), (154, 13102588), (223, 9048424), (259, 7790728), (296, 6816887), (308, 6551294), (397, 5082616), (407, 4957736), (446, 4524212), (518, 3895364), (616, 3275647), (794, 2541308), (814, 2478868), (892, 2262106), (1036, 1947682), (1561, 1292632), (1588, 1270654), (1628, 1239434), (1784, 1131053), (2072, 973841), (2453, 822584), (2779, 726088), (2849, 708248), (3122, 646316), (3176, 635327), (3256, 619717), (4367, 462056), (4906, 411292), (5558, 363044), (5698, 354124), (6244, 323158), (8251, 244552), (8734, 231028), (9812, 205646), (11116, 181522), (11396, 177062), (12488, 161579), (14689, 137368), (16502, 122276), (17171, 117512), (17468, 115514), (19624, 102823), (22232, 90761), (22792, 88531), (29378, 68684), (30569, 66008), (33004, 61138), (34342, 58756), (34936, 57757)]