20146918484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{2081}}^1$

素因数の和:2206

約数の個数: 144

約数和(自身を含む): 47673069696

約数和(自身を除く): 27526151212

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 43, 44, 68, 77, 86, 119, 154, 172, 187, 238, 301, 308, 374, 473, 476, 602, 731, 748, 946, 1204, 1309, 1462, 1849, 1892, 2081, 2618, 2924, 3311, 3698, 4162, 5117, 5236, 6622, 7396, 8041, 8324, 10234, 12943, 13244, 14567, 16082, 20339, 20468, 22891, 25886, 29134, 31433, 32164, 35377, 40678, 45782, 51772, 56287, 58268, 62866, 70754, 81356, 89483, 91564, 112574, 125732, 141508, 142373, 160237, 178966, 220031, 225148, 247639, 284746, 320474, 345763, 357932, 389147, 440062, 495278, 569492, 626381, 640948, 691526, 778294, 880124, 984313, 990556, 1252762, 1383052, 1521211, 1556588, 1968626, 2420341, 2505524, 2724029, 3042422, 3847769, 3937252, 4840682, 5448058, 6084844, 6890191, 7695538, 9681364, 10648477, 10896116, 13780382, 15391076, 16733321, 21296954, 26934383, 27560764, 33466642, 42325459, 42593908, 53868766, 65412073, 66933284, 84650918, 107737532, 117133247, 130824146, 169301836, 234266494, 261648292, 296278213, 457884511, 468532988, 592556426, 719532803, 915769022, 1185112852, 1439065606, 1831538044, 2878131212, 5036729621, 10073459242, 20146918484]

約数ペア:

[(1, 20146918484), (2, 10073459242), (4, 5036729621), (7, 2878131212), (11, 1831538044), (14, 1439065606), (17, 1185112852), (22, 915769022), (28, 719532803), (34, 592556426), (43, 468532988), (44, 457884511), (68, 296278213), (77, 261648292), (86, 234266494), (119, 169301836), (154, 130824146), (172, 117133247), (187, 107737532), (238, 84650918), (301, 66933284), (308, 65412073), (374, 53868766), (473, 42593908), (476, 42325459), (602, 33466642), (731, 27560764), (748, 26934383), (946, 21296954), (1204, 16733321), (1309, 15391076), (1462, 13780382), (1849, 10896116), (1892, 10648477), (2081, 9681364), (2618, 7695538), (2924, 6890191), (3311, 6084844), (3698, 5448058), (4162, 4840682), (5117, 3937252), (5236, 3847769), (6622, 3042422), (7396, 2724029), (8041, 2505524), (8324, 2420341), (10234, 1968626), (12943, 1556588), (13244, 1521211), (14567, 1383052), (16082, 1252762), (20339, 990556), (20468, 984313), (22891, 880124), (25886, 778294), (29134, 691526), (31433, 640948), (32164, 626381), (35377, 569492), (40678, 495278), (45782, 440062), (51772, 389147), (56287, 357932), (58268, 345763), (62866, 320474), (70754, 284746), (81356, 247639), (89483, 225148), (91564, 220031), (112574, 178966), (125732, 160237), (141508, 142373)]