20388008976

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1\times {\mathrm{683}}^1$

素因数の和:1245

約数の個数: 160

約数和(自身を含む): 56426388480

約数和(自身を除く): 36038379504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 71, 76, 114, 142, 152, 213, 228, 284, 304, 426, 456, 461, 568, 683, 852, 912, 922, 1136, 1349, 1366, 1383, 1704, 1844, 2049, 2698, 2732, 2766, 3408, 3688, 4047, 4098, 5396, 5464, 5532, 7376, 8094, 8196, 8759, 10792, 10928, 11064, 12977, 16188, 16392, 17518, 21584, 22128, 25954, 26277, 32376, 32731, 32784, 35036, 38931, 48493, 51908, 52554, 64752, 65462, 70072, 77862, 96986, 98193, 103816, 105108, 130924, 140144, 145479, 155724, 193972, 196386, 207632, 210216, 261848, 290958, 311448, 314863, 387944, 392772, 420432, 523696, 581916, 621889, 622896, 629726, 775888, 785544, 921367, 944589, 1163832, 1243778, 1259452, 1571088, 1842734, 1865667, 1889178, 2327664, 2487556, 2518904, 2764101, 3685468, 3731334, 3778356, 4975112, 5037808, 5528202, 5982397, 7370936, 7462668, 7556712, 9950224, 11056404, 11964794, 14741872, 14925336, 15113424, 17947191, 22112808, 22355273, 23929588, 29850672, 35894382, 44225616, 44710546, 47859176, 67065819, 71788764, 89421092, 95718352, 134131638, 143577528, 178842184, 268263276, 287155056, 357684368, 424750187, 536526552, 849500374, 1073053104, 1274250561, 1699000748, 2548501122, 3398001496, 5097002244, 6796002992, 10194004488, 20388008976]

約数ペア:

[(1, 20388008976), (2, 10194004488), (3, 6796002992), (4, 5097002244), (6, 3398001496), (8, 2548501122), (12, 1699000748), (16, 1274250561), (19, 1073053104), (24, 849500374), (38, 536526552), (48, 424750187), (57, 357684368), (71, 287155056), (76, 268263276), (114, 178842184), (142, 143577528), (152, 134131638), (213, 95718352), (228, 89421092), (284, 71788764), (304, 67065819), (426, 47859176), (456, 44710546), (461, 44225616), (568, 35894382), (683, 29850672), (852, 23929588), (912, 22355273), (922, 22112808), (1136, 17947191), (1349, 15113424), (1366, 14925336), (1383, 14741872), (1704, 11964794), (1844, 11056404), (2049, 9950224), (2698, 7556712), (2732, 7462668), (2766, 7370936), (3408, 5982397), (3688, 5528202), (4047, 5037808), (4098, 4975112), (5396, 3778356), (5464, 3731334), (5532, 3685468), (7376, 2764101), (8094, 2518904), (8196, 2487556), (8759, 2327664), (10792, 1889178), (10928, 1865667), (11064, 1842734), (12977, 1571088), (16188, 1259452), (16392, 1243778), (17518, 1163832), (21584, 944589), (22128, 921367), (25954, 785544), (26277, 775888), (32376, 629726), (32731, 622896), (32784, 621889), (35036, 581916), (38931, 523696), (48493, 420432), (51908, 392772), (52554, 387944), (64752, 314863), (65462, 311448), (70072, 290958), (77862, 261848), (96986, 210216), (98193, 207632), (103816, 196386), (105108, 193972), (130924, 155724), (140144, 145479)]