19940133

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 28636960

約数和(自身を除く): 8696827

約数列:

[1, 3, 17, 51, 109, 211, 289, 327, 633, 867, 1853, 3587, 5559, 10761, 22999, 31501, 60979, 68997, 94503, 182937, 390983, 1172949, 6646711, 19940133]

約数ペア:

[(1, 19940133), (3, 6646711), (17, 1172949), (51, 390983), (109, 182937), (211, 94503), (289, 68997), (327, 60979), (633, 31501), (867, 22999), (1853, 10761), (3587, 5559)]