17956026

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 48153600

約数和(自身を除く): 30197574

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 37, 38, 43, 54, 57, 66, 74, 86, 99, 111, 114, 129, 171, 198, 209, 222, 258, 297, 333, 342, 387, 407, 418, 473, 513, 594, 627, 666, 703, 774, 814, 817, 946, 999, 1026, 1161, 1221, 1254, 1406, 1419, 1591, 1634, 1881, 1998, 2109, 2322, 2442, 2451, 2838, 3182, 3663, 3762, 4218, 4257, 4773, 4902, 5643, 6327, 7326, 7353, 7733, 8514, 8987, 9546, 10989, 11286, 12654, 12771, 14319, 14706, 15466, 17501, 17974, 18981, 21978, 22059, 23199, 25542, 26961, 28638, 30229, 35002, 37962, 42957, 44118, 46398, 52503, 53922, 60458, 69597, 80883, 85914, 90687, 105006, 139194, 157509, 161766, 181374, 208791, 242649, 272061, 315018, 332519, 417582, 472527, 485298, 544122, 665038, 816183, 945054, 997557, 1632366, 1995114, 2992671, 5985342, 8978013, 17956026]

約数ペア:

[(1, 17956026), (2, 8978013), (3, 5985342), (6, 2992671), (9, 1995114), (11, 1632366), (18, 997557), (19, 945054), (22, 816183), (27, 665038), (33, 544122), (37, 485298), (38, 472527), (43, 417582), (54, 332519), (57, 315018), (66, 272061), (74, 242649), (86, 208791), (99, 181374), (111, 161766), (114, 157509), (129, 139194), (171, 105006), (198, 90687), (209, 85914), (222, 80883), (258, 69597), (297, 60458), (333, 53922), (342, 52503), (387, 46398), (407, 44118), (418, 42957), (473, 37962), (513, 35002), (594, 30229), (627, 28638), (666, 26961), (703, 25542), (774, 23199), (814, 22059), (817, 21978), (946, 18981), (999, 17974), (1026, 17501), (1161, 15466), (1221, 14706), (1254, 14319), (1406, 12771), (1419, 12654), (1591, 11286), (1634, 10989), (1881, 9546), (1998, 8987), (2109, 8514), (2322, 7733), (2442, 7353), (2451, 7326), (2838, 6327), (3182, 5643), (3663, 4902), (3762, 4773), (4218, 4257)]