18789214778890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1014743}}^1$

素因数の和:1014976

約数の個数: 96

約数和(自身を含む): 37009337270400

約数和(自身を除く): 18220122491510

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 149, 170, 215, 289, 298, 430, 578, 731, 745, 1445, 1462, 1490, 2533, 2890, 3655, 5066, 6407, 7310, 12427, 12665, 12814, 24854, 25330, 32035, 43061, 62135, 64070, 86122, 108919, 124270, 215305, 217838, 430610, 544595, 1014743, 1089190, 1851623, 2029486, 3703246, 5073715, 9258115, 10147430, 17250631, 18516230, 34501262, 43633949, 86253155, 87267898, 151196707, 172506310, 218169745, 293260727, 302393414, 436339490, 586521454, 741777133, 755983535, 1466303635, 1483554266, 1511967070, 2570344019, 2932607270, 3708885665, 5140688038, 6501458401, 7417771330, 12610211261, 12851720095, 13002916802, 25220422522, 25703440190, 32507292005, 43695848323, 63051056305, 65014584010, 87391696646, 110524792817, 126102112610, 218479241615, 221049585634, 436958483230, 552623964085, 1105247928170, 1878921477889, 3757842955778, 9394607389445, 18789214778890]

約数ペア:

[(1, 18789214778890), (2, 9394607389445), (5, 3757842955778), (10, 1878921477889), (17, 1105247928170), (34, 552623964085), (43, 436958483230), (85, 221049585634), (86, 218479241615), (149, 126102112610), (170, 110524792817), (215, 87391696646), (289, 65014584010), (298, 63051056305), (430, 43695848323), (578, 32507292005), (731, 25703440190), (745, 25220422522), (1445, 13002916802), (1462, 12851720095), (1490, 12610211261), (2533, 7417771330), (2890, 6501458401), (3655, 5140688038), (5066, 3708885665), (6407, 2932607270), (7310, 2570344019), (12427, 1511967070), (12665, 1483554266), (12814, 1466303635), (24854, 755983535), (25330, 741777133), (32035, 586521454), (43061, 436339490), (62135, 302393414), (64070, 293260727), (86122, 218169745), (108919, 172506310), (124270, 151196707), (215305, 87267898), (217838, 86253155), (430610, 43633949), (544595, 34501262), (1014743, 18516230), (1089190, 17250631), (1851623, 10147430), (2029486, 9258115), (3703246, 5073715)]