18017892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 49140000

約数和(自身を除く): 31122108

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 59, 68, 102, 118, 153, 177, 204, 236, 306, 354, 499, 531, 612, 708, 998, 1003, 1062, 1497, 1996, 2006, 2124, 2994, 3009, 4012, 4491, 5988, 6018, 8483, 8982, 9027, 12036, 16966, 17964, 18054, 25449, 29441, 33932, 36108, 50898, 58882, 76347, 88323, 101796, 117764, 152694, 176646, 264969, 305388, 353292, 500497, 529938, 1000994, 1059876, 1501491, 2001988, 3002982, 4504473, 6005964, 9008946, 18017892]

約数ペア:

[(1, 18017892), (2, 9008946), (3, 6005964), (4, 4504473), (6, 3002982), (9, 2001988), (12, 1501491), (17, 1059876), (18, 1000994), (34, 529938), (36, 500497), (51, 353292), (59, 305388), (68, 264969), (102, 176646), (118, 152694), (153, 117764), (177, 101796), (204, 88323), (236, 76347), (306, 58882), (354, 50898), (499, 36108), (531, 33932), (612, 29441), (708, 25449), (998, 18054), (1003, 17964), (1062, 16966), (1497, 12036), (1996, 9027), (2006, 8982), (2124, 8483), (2994, 6018), (3009, 5988), (4012, 4491)]