17988516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:83

約数の個数: 216

約数和(自身を含む): 62578880

約数和(自身を除く): 44590364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 19, 21, 26, 28, 34, 36, 38, 39, 42, 51, 52, 57, 63, 68, 76, 78, 84, 91, 102, 114, 117, 119, 126, 133, 153, 156, 171, 182, 204, 221, 228, 234, 238, 247, 252, 266, 273, 289, 306, 323, 342, 357, 364, 399, 442, 468, 476, 494, 532, 546, 578, 612, 646, 663, 684, 714, 741, 798, 819, 867, 884, 969, 988, 1071, 1092, 1156, 1197, 1292, 1326, 1428, 1482, 1547, 1596, 1638, 1729, 1734, 1938, 1989, 2023, 2142, 2223, 2261, 2394, 2601, 2652, 2907, 2964, 3094, 3276, 3458, 3468, 3757, 3876, 3978, 4046, 4199, 4284, 4446, 4522, 4641, 4788, 5187, 5202, 5491, 5814, 6069, 6188, 6783, 6916, 7514, 7956, 8092, 8398, 8892, 9044, 9282, 10374, 10404, 10982, 11271, 11628, 12138, 12597, 13566, 13923, 15028, 15561, 16473, 16796, 18207, 18564, 20349, 20748, 21964, 22542, 24276, 25194, 26299, 27132, 27846, 29393, 31122, 32946, 33813, 36414, 37791, 38437, 40698, 45084, 49419, 50388, 52598, 55692, 58786, 62244, 65892, 67626, 71383, 72828, 75582, 76874, 78897, 81396, 88179, 98838, 105196, 115311, 117572, 135252, 142766, 151164, 153748, 157794, 176358, 197676, 214149, 230622, 236691, 264537, 285532, 315588, 345933, 352716, 428298, 461244, 473382, 499681, 529074, 642447, 691866, 856596, 946764, 999362, 1058148, 1284894, 1383732, 1499043, 1998724, 2569788, 2998086, 4497129, 5996172, 8994258, 17988516]

約数ペア:

[(1, 17988516), (2, 8994258), (3, 5996172), (4, 4497129), (6, 2998086), (7, 2569788), (9, 1998724), (12, 1499043), (13, 1383732), (14, 1284894), (17, 1058148), (18, 999362), (19, 946764), (21, 856596), (26, 691866), (28, 642447), (34, 529074), (36, 499681), (38, 473382), (39, 461244), (42, 428298), (51, 352716), (52, 345933), (57, 315588), (63, 285532), (68, 264537), (76, 236691), (78, 230622), (84, 214149), (91, 197676), (102, 176358), (114, 157794), (117, 153748), (119, 151164), (126, 142766), (133, 135252), (153, 117572), (156, 115311), (171, 105196), (182, 98838), (204, 88179), (221, 81396), (228, 78897), (234, 76874), (238, 75582), (247, 72828), (252, 71383), (266, 67626), (273, 65892), (289, 62244), (306, 58786), (323, 55692), (342, 52598), (357, 50388), (364, 49419), (399, 45084), (442, 40698), (468, 38437), (476, 37791), (494, 36414), (532, 33813), (546, 32946), (578, 31122), (612, 29393), (646, 27846), (663, 27132), (684, 26299), (714, 25194), (741, 24276), (798, 22542), (819, 21964), (867, 20748), (884, 20349), (969, 18564), (988, 18207), (1071, 16796), (1092, 16473), (1156, 15561), (1197, 15028), (1292, 13923), (1326, 13566), (1428, 12597), (1482, 12138), (1547, 11628), (1596, 11271), (1638, 10982), (1729, 10404), (1734, 10374), (1938, 9282), (1989, 9044), (2023, 8892), (2142, 8398), (2223, 8092), (2261, 7956), (2394, 7514), (2601, 6916), (2652, 6783), (2907, 6188), (2964, 6069), (3094, 5814), (3276, 5491), (3458, 5202), (3468, 5187), (3757, 4788), (3876, 4641), (3978, 4522), (4046, 4446), (4199, 4284)]