16991856

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{1873}}^1$

素因数の和:1900

約数の個数: 100

約数和(自身を含む): 56234992

約数和(自身を除く): 39243136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 1873, 2268, 3024, 3746, 4536, 5619, 7492, 9072, 11238, 13111, 14984, 16857, 22476, 26222, 29968, 33714, 39333, 44952, 50571, 52444, 67428, 78666, 89904, 101142, 104888, 117999, 134856, 151713, 157332, 202284, 209776, 235998, 269712, 303426, 314664, 353997, 404568, 471996, 606852, 629328, 707994, 809136, 943992, 1061991, 1213704, 1415988, 1887984, 2123982, 2427408, 2831976, 4247964, 5663952, 8495928, 16991856]

約数ペア:

[(1, 16991856), (2, 8495928), (3, 5663952), (4, 4247964), (6, 2831976), (7, 2427408), (8, 2123982), (9, 1887984), (12, 1415988), (14, 1213704), (16, 1061991), (18, 943992), (21, 809136), (24, 707994), (27, 629328), (28, 606852), (36, 471996), (42, 404568), (48, 353997), (54, 314664), (56, 303426), (63, 269712), (72, 235998), (81, 209776), (84, 202284), (108, 157332), (112, 151713), (126, 134856), (144, 117999), (162, 104888), (168, 101142), (189, 89904), (216, 78666), (252, 67428), (324, 52444), (336, 50571), (378, 44952), (432, 39333), (504, 33714), (567, 29968), (648, 26222), (756, 22476), (1008, 16857), (1134, 14984), (1296, 13111), (1512, 11238), (1873, 9072), (2268, 7492), (3024, 5619), (3746, 4536)]