18725256

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 59590080

約数和(自身を除く): 40864824

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 37, 44, 54, 66, 71, 72, 74, 81, 88, 99, 108, 111, 132, 142, 148, 162, 198, 213, 216, 222, 264, 284, 296, 297, 324, 333, 396, 407, 426, 444, 568, 594, 639, 648, 666, 781, 792, 814, 852, 888, 891, 999, 1188, 1221, 1278, 1332, 1562, 1628, 1704, 1782, 1917, 1998, 2343, 2376, 2442, 2556, 2627, 2664, 2997, 3124, 3256, 3564, 3663, 3834, 3996, 4686, 4884, 5112, 5254, 5751, 5994, 6248, 7029, 7128, 7326, 7668, 7881, 7992, 9372, 9768, 10508, 10989, 11502, 11988, 14058, 14652, 15336, 15762, 18744, 21016, 21087, 21978, 23004, 23643, 23976, 28116, 28897, 29304, 31524, 32967, 42174, 43956, 46008, 47286, 56232, 57794, 63048, 63261, 65934, 70929, 84348, 86691, 87912, 94572, 115588, 126522, 131868, 141858, 168696, 173382, 189144, 212787, 231176, 253044, 260073, 263736, 283716, 346764, 425574, 506088, 520146, 567432, 693528, 780219, 851148, 1040292, 1560438, 1702296, 2080584, 2340657, 3120876, 4681314, 6241752, 9362628, 18725256]

約数ペア:

[(1, 18725256), (2, 9362628), (3, 6241752), (4, 4681314), (6, 3120876), (8, 2340657), (9, 2080584), (11, 1702296), (12, 1560438), (18, 1040292), (22, 851148), (24, 780219), (27, 693528), (33, 567432), (36, 520146), (37, 506088), (44, 425574), (54, 346764), (66, 283716), (71, 263736), (72, 260073), (74, 253044), (81, 231176), (88, 212787), (99, 189144), (108, 173382), (111, 168696), (132, 141858), (142, 131868), (148, 126522), (162, 115588), (198, 94572), (213, 87912), (216, 86691), (222, 84348), (264, 70929), (284, 65934), (296, 63261), (297, 63048), (324, 57794), (333, 56232), (396, 47286), (407, 46008), (426, 43956), (444, 42174), (568, 32967), (594, 31524), (639, 29304), (648, 28897), (666, 28116), (781, 23976), (792, 23643), (814, 23004), (852, 21978), (888, 21087), (891, 21016), (999, 18744), (1188, 15762), (1221, 15336), (1278, 14652), (1332, 14058), (1562, 11988), (1628, 11502), (1704, 10989), (1782, 10508), (1917, 9768), (1998, 9372), (2343, 7992), (2376, 7881), (2442, 7668), (2556, 7326), (2627, 7128), (2664, 7029), (2997, 6248), (3124, 5994), (3256, 5751), (3564, 5254), (3663, 5112), (3834, 4884), (3996, 4686)]