18917962574

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:370

約数の個数: 128

約数和(自身を含む): 35109752832

約数和(自身を除く): 16191790258

約数列:

[1, 2, 7, 14, 43, 47, 61, 86, 94, 97, 113, 122, 194, 226, 301, 329, 427, 602, 658, 679, 791, 854, 1358, 1582, 2021, 2623, 2867, 4042, 4171, 4559, 4859, 5246, 5311, 5734, 5917, 6893, 8342, 9118, 9718, 10622, 10961, 11834, 13786, 14147, 18361, 20069, 21922, 28294, 29197, 31913, 34013, 36722, 37177, 40138, 41419, 48251, 58394, 63826, 68026, 74354, 76727, 82838, 96502, 123281, 153454, 196037, 228373, 246562, 254431, 278099, 296399, 323971, 392074, 456746, 471323, 508862, 515167, 556198, 592798, 647942, 668621, 862967, 942646, 1030334, 1337242, 1372259, 1598611, 1725934, 1781017, 1946693, 2074793, 2267797, 2744518, 3197222, 3299261, 3562034, 3606169, 3893386, 4149586, 4535594, 4680347, 6598522, 7212338, 9360694, 11958257, 13930753, 22152181, 23916514, 27861506, 28750703, 31425187, 44304362, 57501406, 62850374, 83707799, 97515271, 155065267, 167415598, 195030542, 201254921, 219976309, 310130534, 402509842, 439952618, 1351283041, 2702566082, 9458981287, 18917962574]

約数ペア:

[(1, 18917962574), (2, 9458981287), (7, 2702566082), (14, 1351283041), (43, 439952618), (47, 402509842), (61, 310130534), (86, 219976309), (94, 201254921), (97, 195030542), (113, 167415598), (122, 155065267), (194, 97515271), (226, 83707799), (301, 62850374), (329, 57501406), (427, 44304362), (602, 31425187), (658, 28750703), (679, 27861506), (791, 23916514), (854, 22152181), (1358, 13930753), (1582, 11958257), (2021, 9360694), (2623, 7212338), (2867, 6598522), (4042, 4680347), (4171, 4535594), (4559, 4149586), (4859, 3893386), (5246, 3606169), (5311, 3562034), (5734, 3299261), (5917, 3197222), (6893, 2744518), (8342, 2267797), (9118, 2074793), (9718, 1946693), (10622, 1781017), (10961, 1725934), (11834, 1598611), (13786, 1372259), (14147, 1337242), (18361, 1030334), (20069, 942646), (21922, 862967), (28294, 668621), (29197, 647942), (31913, 592798), (34013, 556198), (36722, 515167), (37177, 508862), (40138, 471323), (41419, 456746), (48251, 392074), (58394, 323971), (63826, 296399), (68026, 278099), (74354, 254431), (76727, 246562), (82838, 228373), (96502, 196037), (123281, 153454)]