20587427224

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 216

約数和(自身を含む): 50193346140

約数和(自身を除く): 29605918916

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 148, 169, 182, 196, 227, 259, 296, 338, 364, 392, 454, 481, 518, 637, 676, 728, 908, 962, 1036, 1183, 1274, 1352, 1369, 1589, 1813, 1816, 1924, 2072, 2366, 2548, 2738, 2951, 3178, 3367, 3626, 3848, 4732, 5096, 5476, 5902, 6253, 6356, 6734, 7252, 8281, 8399, 9464, 9583, 10952, 11123, 11804, 12506, 12712, 13468, 14504, 16562, 16798, 17797, 19166, 20657, 22246, 23569, 23608, 25012, 26936, 33124, 33596, 35594, 38332, 38363, 41314, 43771, 44492, 47138, 50024, 58793, 66248, 67081, 67192, 71188, 76664, 76726, 82628, 87542, 88984, 94276, 109187, 117586, 124579, 134162, 142376, 144599, 153452, 165256, 175084, 188552, 218374, 231361, 235172, 249158, 268324, 268541, 289198, 306397, 306904, 310763, 350168, 411551, 436748, 462722, 470344, 498316, 536648, 537082, 578396, 612794, 621526, 764309, 823102, 872053, 873496, 925444, 996632, 1074164, 1156792, 1225588, 1243052, 1419431, 1528618, 1619527, 1646204, 1744106, 1850888, 1879787, 2148328, 2175341, 2451176, 2486104, 2838862, 3057236, 3239054, 3292408, 3488212, 3759574, 4039919, 4350682, 5350163, 5677724, 6114472, 6478108, 6976424, 7519148, 8079838, 8701364, 9936017, 10700326, 11336689, 11355448, 12956216, 15038296, 15227387, 16159676, 17402728, 19872034, 21400652, 22673378, 28279433, 30454774, 32319352, 39744068, 42801304, 45346756, 52518947, 56558866, 60909548, 69552119, 79488136, 90693512, 105037894, 113117732, 121819096, 139104238, 197956031, 210075788, 226235464, 278208476, 367632629, 395912062, 420151576, 556416952, 735265258, 791824124, 1470530516, 1583648248, 2573428403, 2941061032, 5146856806, 10293713612, 20587427224]

約数ペア:

[(1, 20587427224), (2, 10293713612), (4, 5146856806), (7, 2941061032), (8, 2573428403), (13, 1583648248), (14, 1470530516), (26, 791824124), (28, 735265258), (37, 556416952), (49, 420151576), (52, 395912062), (56, 367632629), (74, 278208476), (91, 226235464), (98, 210075788), (104, 197956031), (148, 139104238), (169, 121819096), (182, 113117732), (196, 105037894), (227, 90693512), (259, 79488136), (296, 69552119), (338, 60909548), (364, 56558866), (392, 52518947), (454, 45346756), (481, 42801304), (518, 39744068), (637, 32319352), (676, 30454774), (728, 28279433), (908, 22673378), (962, 21400652), (1036, 19872034), (1183, 17402728), (1274, 16159676), (1352, 15227387), (1369, 15038296), (1589, 12956216), (1813, 11355448), (1816, 11336689), (1924, 10700326), (2072, 9936017), (2366, 8701364), (2548, 8079838), (2738, 7519148), (2951, 6976424), (3178, 6478108), (3367, 6114472), (3626, 5677724), (3848, 5350163), (4732, 4350682), (5096, 4039919), (5476, 3759574), (5902, 3488212), (6253, 3292408), (6356, 3239054), (6734, 3057236), (7252, 2838862), (8281, 2486104), (8399, 2451176), (9464, 2175341), (9583, 2148328), (10952, 1879787), (11123, 1850888), (11804, 1744106), (12506, 1646204), (12712, 1619527), (13468, 1528618), (14504, 1419431), (16562, 1243052), (16798, 1225588), (17797, 1156792), (19166, 1074164), (20657, 996632), (22246, 925444), (23569, 873496), (23608, 872053), (25012, 823102), (26936, 764309), (33124, 621526), (33596, 612794), (35594, 578396), (38332, 537082), (38363, 536648), (41314, 498316), (43771, 470344), (44492, 462722), (47138, 436748), (50024, 411551), (58793, 350168), (66248, 310763), (67081, 306904), (67192, 306397), (71188, 289198), (76664, 268541), (76726, 268324), (82628, 249158), (87542, 235172), (88984, 231361), (94276, 218374), (109187, 188552), (117586, 175084), (124579, 165256), (134162, 153452), (142376, 144599)]