20180406939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1787}}^1$

素因数の和:1941

約数の個数: 128

約数和(自身を含む): 36911185920

約数和(自身を除く): 16730778981

約数列:

[1, 3, 7, 11, 19, 21, 31, 33, 57, 77, 83, 93, 133, 209, 217, 231, 249, 341, 399, 581, 589, 627, 651, 913, 1023, 1463, 1577, 1743, 1767, 1787, 2387, 2573, 2739, 4123, 4389, 4731, 5361, 6391, 6479, 7161, 7719, 11039, 12369, 12509, 17347, 18011, 19173, 19437, 19657, 28303, 33117, 33953, 37527, 45353, 48887, 52041, 54033, 55397, 58971, 84909, 101859, 121429, 136059, 137599, 146661, 148321, 166191, 198121, 237671, 342209, 364287, 373483, 387779, 412797, 444963, 537757, 594363, 609367, 713013, 1026627, 1038247, 1052543, 1120449, 1163337, 1613271, 1631531, 1828101, 2614381, 2818099, 3114741, 3157629, 3764299, 4265569, 4597951, 4894593, 7367801, 7843143, 8454297, 11292897, 11420717, 11577973, 12796707, 13793853, 19726693, 22103403, 30999089, 32185657, 34262151, 34733919, 50577461, 59180079, 81045811, 87361069, 92997267, 96556971, 151732383, 216993623, 243137433, 262083207, 354042227, 611527483, 650980869, 960971759, 1062126681, 1834582449, 2882915277, 6726802313, 20180406939]

約数ペア:

[(1, 20180406939), (3, 6726802313), (7, 2882915277), (11, 1834582449), (19, 1062126681), (21, 960971759), (31, 650980869), (33, 611527483), (57, 354042227), (77, 262083207), (83, 243137433), (93, 216993623), (133, 151732383), (209, 96556971), (217, 92997267), (231, 87361069), (249, 81045811), (341, 59180079), (399, 50577461), (581, 34733919), (589, 34262151), (627, 32185657), (651, 30999089), (913, 22103403), (1023, 19726693), (1463, 13793853), (1577, 12796707), (1743, 11577973), (1767, 11420717), (1787, 11292897), (2387, 8454297), (2573, 7843143), (2739, 7367801), (4123, 4894593), (4389, 4597951), (4731, 4265569), (5361, 3764299), (6391, 3157629), (6479, 3114741), (7161, 2818099), (7719, 2614381), (11039, 1828101), (12369, 1631531), (12509, 1613271), (17347, 1163337), (18011, 1120449), (19173, 1052543), (19437, 1038247), (19657, 1026627), (28303, 713013), (33117, 609367), (33953, 594363), (37527, 537757), (45353, 444963), (48887, 412797), (52041, 387779), (54033, 373483), (55397, 364287), (58971, 342209), (84909, 237671), (101859, 198121), (121429, 166191), (136059, 148321), (137599, 146661)]