18541224

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 58544640

約数和(自身を除く): 40003416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 71, 72, 78, 81, 93, 104, 108, 117, 124, 142, 156, 162, 186, 213, 216, 234, 248, 279, 284, 312, 324, 351, 372, 403, 426, 468, 558, 568, 639, 648, 702, 744, 806, 837, 852, 923, 936, 1053, 1116, 1209, 1278, 1404, 1612, 1674, 1704, 1846, 1917, 2106, 2201, 2232, 2418, 2511, 2556, 2769, 2808, 3224, 3348, 3627, 3692, 3834, 4212, 4402, 4836, 5022, 5112, 5538, 5751, 6603, 6696, 7254, 7384, 7668, 8307, 8424, 8804, 9672, 10044, 10881, 11076, 11502, 13206, 14508, 15336, 16614, 17608, 19809, 20088, 21762, 22152, 23004, 24921, 26412, 28613, 29016, 32643, 33228, 39618, 43524, 46008, 49842, 52824, 57226, 59427, 65286, 66456, 74763, 79236, 85839, 87048, 99684, 114452, 118854, 130572, 149526, 158472, 171678, 178281, 199368, 228904, 237708, 257517, 261144, 299052, 343356, 356562, 475416, 515034, 598104, 686712, 713124, 772551, 1030068, 1426248, 1545102, 2060136, 2317653, 3090204, 4635306, 6180408, 9270612, 18541224]

約数ペア:

[(1, 18541224), (2, 9270612), (3, 6180408), (4, 4635306), (6, 3090204), (8, 2317653), (9, 2060136), (12, 1545102), (13, 1426248), (18, 1030068), (24, 772551), (26, 713124), (27, 686712), (31, 598104), (36, 515034), (39, 475416), (52, 356562), (54, 343356), (62, 299052), (71, 261144), (72, 257517), (78, 237708), (81, 228904), (93, 199368), (104, 178281), (108, 171678), (117, 158472), (124, 149526), (142, 130572), (156, 118854), (162, 114452), (186, 99684), (213, 87048), (216, 85839), (234, 79236), (248, 74763), (279, 66456), (284, 65286), (312, 59427), (324, 57226), (351, 52824), (372, 49842), (403, 46008), (426, 43524), (468, 39618), (558, 33228), (568, 32643), (639, 29016), (648, 28613), (702, 26412), (744, 24921), (806, 23004), (837, 22152), (852, 21762), (923, 20088), (936, 19809), (1053, 17608), (1116, 16614), (1209, 15336), (1278, 14508), (1404, 13206), (1612, 11502), (1674, 11076), (1704, 10881), (1846, 10044), (1917, 9672), (2106, 8804), (2201, 8424), (2232, 8307), (2418, 7668), (2511, 7384), (2556, 7254), (2769, 6696), (2808, 6603), (3224, 5751), (3348, 5538), (3627, 5112), (3692, 5022), (3834, 4836), (4212, 4402)]