18011772

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 50778000

約数和(自身を除く): 32766228

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1549, 1938, 2907, 3098, 3876, 4647, 5814, 6196, 9294, 11628, 13941, 18588, 26333, 27882, 29431, 52666, 55764, 58862, 78999, 88293, 105332, 117724, 157998, 176586, 236997, 264879, 315996, 353172, 473994, 500327, 529758, 947988, 1000654, 1059516, 1500981, 2001308, 3001962, 4502943, 6003924, 9005886, 18011772]

約数ペア:

[(1, 18011772), (2, 9005886), (3, 6003924), (4, 4502943), (6, 3001962), (9, 2001308), (12, 1500981), (17, 1059516), (18, 1000654), (19, 947988), (34, 529758), (36, 500327), (38, 473994), (51, 353172), (57, 315996), (68, 264879), (76, 236997), (102, 176586), (114, 157998), (153, 117724), (171, 105332), (204, 88293), (228, 78999), (306, 58862), (323, 55764), (342, 52666), (612, 29431), (646, 27882), (684, 26333), (969, 18588), (1292, 13941), (1549, 11628), (1938, 9294), (2907, 6196), (3098, 5814), (3876, 4647)]