17996724

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 48615840

約数和(自身を除く): 30619116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 83, 114, 166, 171, 228, 249, 317, 332, 342, 498, 634, 684, 747, 951, 996, 1268, 1494, 1577, 1902, 2853, 2988, 3154, 3804, 4731, 5706, 6023, 6308, 9462, 11412, 12046, 14193, 18069, 18924, 24092, 26311, 28386, 36138, 52622, 54207, 56772, 72276, 78933, 105244, 108414, 157866, 216828, 236799, 315732, 473598, 499909, 947196, 999818, 1499727, 1999636, 2999454, 4499181, 5998908, 8998362, 17996724]

約数ペア:

[(1, 17996724), (2, 8998362), (3, 5998908), (4, 4499181), (6, 2999454), (9, 1999636), (12, 1499727), (18, 999818), (19, 947196), (36, 499909), (38, 473598), (57, 315732), (76, 236799), (83, 216828), (114, 157866), (166, 108414), (171, 105244), (228, 78933), (249, 72276), (317, 56772), (332, 54207), (342, 52622), (498, 36138), (634, 28386), (684, 26311), (747, 24092), (951, 18924), (996, 18069), (1268, 14193), (1494, 12046), (1577, 11412), (1902, 9462), (2853, 6308), (2988, 6023), (3154, 5706), (3804, 4731)]