1993977885712

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1187}}^1\times {\mathrm{14087}}^1$

素因数の和:15568

約数の個数: 80

約数和(自身を含む): 4015766367360

約数和(自身を除く): 2021788481648

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 257, 464, 514, 1028, 1187, 2056, 2374, 4112, 4748, 7453, 9496, 14087, 14906, 18992, 28174, 29812, 34423, 56348, 59624, 68846, 112696, 119248, 137692, 225392, 275384, 305059, 408523, 550768, 610118, 817046, 1220236, 1634092, 2440472, 3268184, 3620359, 4880944, 6536368, 7240718, 8846711, 14481436, 16721269, 17693422, 28962872, 33442538, 35386844, 57925744, 66885076, 70773688, 104990411, 133770152, 141547376, 209980822, 267540304, 419961644, 484916801, 839923288, 969833602, 1679846576, 1939667204, 3879334408, 4297366133, 7758668816, 8594732266, 17189464532, 34378929064, 68757858128, 124623617857, 249247235714, 498494471428, 996988942856, 1993977885712]

約数ペア:

[(1, 1993977885712), (2, 996988942856), (4, 498494471428), (8, 249247235714), (16, 124623617857), (29, 68757858128), (58, 34378929064), (116, 17189464532), (232, 8594732266), (257, 7758668816), (464, 4297366133), (514, 3879334408), (1028, 1939667204), (1187, 1679846576), (2056, 969833602), (2374, 839923288), (4112, 484916801), (4748, 419961644), (7453, 267540304), (9496, 209980822), (14087, 141547376), (14906, 133770152), (18992, 104990411), (28174, 70773688), (29812, 66885076), (34423, 57925744), (56348, 35386844), (59624, 33442538), (68846, 28962872), (112696, 17693422), (119248, 16721269), (137692, 14481436), (225392, 8846711), (275384, 7240718), (305059, 6536368), (408523, 4880944), (550768, 3620359), (610118, 3268184), (817046, 2440472), (1220236, 1634092)]