18487656

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 39573144

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 31, 33, 36, 44, 54, 62, 66, 72, 88, 93, 99, 108, 124, 132, 186, 198, 216, 248, 251, 264, 279, 297, 341, 372, 396, 502, 558, 594, 682, 744, 753, 792, 837, 1004, 1023, 1116, 1188, 1364, 1506, 1674, 2008, 2046, 2232, 2259, 2376, 2728, 2761, 3012, 3069, 3348, 4092, 4518, 5522, 6024, 6138, 6696, 6777, 7781, 8184, 8283, 9036, 9207, 11044, 12276, 13554, 15562, 16566, 18072, 18414, 22088, 23343, 24552, 24849, 27108, 31124, 33132, 36828, 46686, 49698, 54216, 62248, 66264, 70029, 73656, 74547, 85591, 93372, 99396, 140058, 149094, 171182, 186744, 198792, 210087, 256773, 280116, 298188, 342364, 420174, 513546, 560232, 596376, 684728, 770319, 840348, 1027092, 1540638, 1680696, 2054184, 2310957, 3081276, 4621914, 6162552, 9243828, 18487656]

約数ペア:

[(1, 18487656), (2, 9243828), (3, 6162552), (4, 4621914), (6, 3081276), (8, 2310957), (9, 2054184), (11, 1680696), (12, 1540638), (18, 1027092), (22, 840348), (24, 770319), (27, 684728), (31, 596376), (33, 560232), (36, 513546), (44, 420174), (54, 342364), (62, 298188), (66, 280116), (72, 256773), (88, 210087), (93, 198792), (99, 186744), (108, 171182), (124, 149094), (132, 140058), (186, 99396), (198, 93372), (216, 85591), (248, 74547), (251, 73656), (264, 70029), (279, 66264), (297, 62248), (341, 54216), (372, 49698), (396, 46686), (502, 36828), (558, 33132), (594, 31124), (682, 27108), (744, 24849), (753, 24552), (792, 23343), (837, 22088), (1004, 18414), (1023, 18072), (1116, 16566), (1188, 15562), (1364, 13554), (1506, 12276), (1674, 11044), (2008, 9207), (2046, 9036), (2232, 8283), (2259, 8184), (2376, 7781), (2728, 6777), (2761, 6696), (3012, 6138), (3069, 6024), (3348, 5522), (4092, 4518)]