19712462

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6776

約数の個数: 32

約数和(自身を含む): 38810880

約数和(自身を除く): 19098418

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 6737, 13474, 47159, 74107, 94318, 128003, 148214, 256006, 518749, 896021, 1037498, 1408033, 1792042, 2816066, 9856231, 19712462]

約数ペア:

[(1, 19712462), (2, 9856231), (7, 2816066), (11, 1792042), (14, 1408033), (19, 1037498), (22, 896021), (38, 518749), (77, 256006), (133, 148214), (154, 128003), (209, 94318), (266, 74107), (418, 47159), (1463, 13474), (2926, 6737)]