193886374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 154478426

約数列:

[1, 2, 11, 19, 22, 38, 47, 71, 94, 139, 142, 209, 278, 418, 517, 781, 893, 1034, 1349, 1529, 1562, 1786, 2641, 2698, 3058, 3337, 5282, 6533, 6674, 9823, 9869, 13066, 14839, 19646, 19738, 29051, 29678, 36707, 58102, 63403, 71863, 73414, 108559, 124127, 126806, 143726, 187511, 217118, 248254, 375022, 463843, 697433, 927686, 1365397, 1394866, 2062621, 2730794, 4125242, 5102273, 8813017, 10204546, 17626034, 96943187, 193886374]

約数ペア:

[(1, 193886374), (2, 96943187), (11, 17626034), (19, 10204546), (22, 8813017), (38, 5102273), (47, 4125242), (71, 2730794), (94, 2062621), (139, 1394866), (142, 1365397), (209, 927686), (278, 697433), (418, 463843), (517, 375022), (781, 248254), (893, 217118), (1034, 187511), (1349, 143726), (1529, 126806), (1562, 124127), (1786, 108559), (2641, 73414), (2698, 71863), (3058, 63403), (3337, 58102), (5282, 36707), (6533, 29678), (6674, 29051), (9823, 19738), (9869, 19646), (13066, 14839)]