20187009018

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{15913}}^1$

素因数の和:16124

約数の個数: 96

約数和(自身を含む): 49155163200

約数和(自身を除く): 28968154182

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 149, 198, 258, 298, 387, 447, 473, 774, 894, 946, 1341, 1419, 1639, 2682, 2838, 3278, 4257, 4917, 6407, 8514, 9834, 12814, 14751, 15913, 19221, 29502, 31826, 38442, 47739, 57663, 70477, 95478, 115326, 140954, 143217, 175043, 211431, 286434, 350086, 422862, 525129, 634293, 684259, 1050258, 1268586, 1368518, 1575387, 2052777, 2371037, 3150774, 4105554, 4742074, 6158331, 7113111, 7526849, 12316662, 14226222, 15053698, 21339333, 22580547, 26081407, 42678666, 45161094, 52162814, 67741641, 78244221, 101954591, 135483282, 156488442, 203909182, 234732663, 305863773, 469465326, 611727546, 917591319, 1121500501, 1835182638, 2243001002, 3364501503, 6729003006, 10093504509, 20187009018]

約数ペア:

[(1, 20187009018), (2, 10093504509), (3, 6729003006), (6, 3364501503), (9, 2243001002), (11, 1835182638), (18, 1121500501), (22, 917591319), (33, 611727546), (43, 469465326), (66, 305863773), (86, 234732663), (99, 203909182), (129, 156488442), (149, 135483282), (198, 101954591), (258, 78244221), (298, 67741641), (387, 52162814), (447, 45161094), (473, 42678666), (774, 26081407), (894, 22580547), (946, 21339333), (1341, 15053698), (1419, 14226222), (1639, 12316662), (2682, 7526849), (2838, 7113111), (3278, 6158331), (4257, 4742074), (4917, 4105554), (6407, 3150774), (8514, 2371037), (9834, 2052777), (12814, 1575387), (14751, 1368518), (15913, 1268586), (19221, 1050258), (29502, 684259), (31826, 634293), (38442, 525129), (47739, 422862), (57663, 350086), (70477, 286434), (95478, 211431), (115326, 175043), (140954, 143217)]