1997715214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 3535902720

約数和(自身を除く): 1538187506

約数列:

[1, 2, 11, 19, 22, 38, 71, 83, 142, 166, 209, 418, 781, 811, 913, 1349, 1562, 1577, 1622, 1826, 2698, 3154, 5893, 8921, 11786, 14839, 15409, 17347, 17842, 29678, 30818, 34694, 57581, 64823, 67313, 111967, 115162, 129646, 134626, 169499, 223934, 338998, 633391, 740443, 1094039, 1231637, 1266782, 1278947, 1480886, 2188078, 2463274, 2557894, 4779223, 9558446, 12034429, 14068417, 24068858, 28136834, 52571453, 90805237, 105142906, 181610474, 998857607, 1997715214]

約数ペア:

[(1, 1997715214), (2, 998857607), (11, 181610474), (19, 105142906), (22, 90805237), (38, 52571453), (71, 28136834), (83, 24068858), (142, 14068417), (166, 12034429), (209, 9558446), (418, 4779223), (781, 2557894), (811, 2463274), (913, 2188078), (1349, 1480886), (1562, 1278947), (1577, 1266782), (1622, 1231637), (1826, 1094039), (2698, 740443), (3154, 633391), (5893, 338998), (8921, 223934), (11786, 169499), (14839, 134626), (15409, 129646), (17347, 115162), (17842, 111967), (29678, 67313), (30818, 64823), (34694, 57581)]