201780018

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9181}}^1$

素因数の和:9240

約数の個数: 64

約数和(自身を含む): 502439040

約数和(自身を除く): 300659022

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 999, 1221, 1998, 2442, 3663, 7326, 9181, 10989, 18362, 21978, 27543, 55086, 82629, 100991, 165258, 201982, 247887, 302973, 339697, 495774, 605946, 679394, 908919, 1019091, 1817838, 2038182, 2726757, 3057273, 3736667, 5453514, 6114546, 7473334, 9171819, 11210001, 18343638, 22420002, 33630003, 67260006, 100890009, 201780018]

約数ペア:

[(1, 201780018), (2, 100890009), (3, 67260006), (6, 33630003), (9, 22420002), (11, 18343638), (18, 11210001), (22, 9171819), (27, 7473334), (33, 6114546), (37, 5453514), (54, 3736667), (66, 3057273), (74, 2726757), (99, 2038182), (111, 1817838), (198, 1019091), (222, 908919), (297, 679394), (333, 605946), (407, 495774), (594, 339697), (666, 302973), (814, 247887), (999, 201982), (1221, 165258), (1998, 100991), (2442, 82629), (3663, 55086), (7326, 27543), (9181, 21978), (10989, 18362)]