20051215206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:1022

約数の個数: 128

約数和(自身を含む): 46244183040

約数和(自身を除く): 26192967834

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 61, 66, 87, 122, 174, 183, 263, 319, 366, 526, 638, 653, 671, 789, 957, 1306, 1342, 1578, 1769, 1914, 1959, 2013, 2893, 3538, 3918, 4026, 5307, 5786, 7183, 7627, 8679, 10614, 14366, 15254, 16043, 17358, 18937, 19459, 21549, 22881, 32086, 37874, 38918, 39833, 43098, 45762, 48129, 56811, 58377, 79666, 83897, 96258, 113622, 116754, 119499, 167794, 171739, 176473, 208307, 238998, 251691, 343478, 352946, 416614, 438163, 465247, 503382, 515217, 529419, 624921, 876326, 930494, 1030434, 1058838, 1155157, 1249842, 1314489, 1395741, 1889129, 2310314, 2628978, 2791482, 3465471, 3778258, 4980431, 5117717, 5667387, 6930942, 9960862, 10235434, 10476079, 11334774, 12706727, 14941293, 15353151, 20952158, 25413454, 29882586, 30706302, 31428237, 38120181, 54784741, 62856474, 76240362, 109569482, 115236869, 164354223, 230473738, 303806291, 328708446, 345710607, 607612582, 691421214, 911418873, 1822837746, 3341869201, 6683738402, 10025607603, 20051215206]

約数ペア:

[(1, 20051215206), (2, 10025607603), (3, 6683738402), (6, 3341869201), (11, 1822837746), (22, 911418873), (29, 691421214), (33, 607612582), (58, 345710607), (61, 328708446), (66, 303806291), (87, 230473738), (122, 164354223), (174, 115236869), (183, 109569482), (263, 76240362), (319, 62856474), (366, 54784741), (526, 38120181), (638, 31428237), (653, 30706302), (671, 29882586), (789, 25413454), (957, 20952158), (1306, 15353151), (1342, 14941293), (1578, 12706727), (1769, 11334774), (1914, 10476079), (1959, 10235434), (2013, 9960862), (2893, 6930942), (3538, 5667387), (3918, 5117717), (4026, 4980431), (5307, 3778258), (5786, 3465471), (7183, 2791482), (7627, 2628978), (8679, 2310314), (10614, 1889129), (14366, 1395741), (15254, 1314489), (16043, 1249842), (17358, 1155157), (18937, 1058838), (19459, 1030434), (21549, 930494), (22881, 876326), (32086, 624921), (37874, 529419), (38918, 515217), (39833, 503382), (43098, 465247), (45762, 438163), (48129, 416614), (56811, 352946), (58377, 343478), (79666, 251691), (83897, 238998), (96258, 208307), (113622, 176473), (116754, 171739), (119499, 167794)]