19249538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 36218880

約数和(自身を除く): 16969342

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 239, 478, 523, 1046, 1673, 2629, 3346, 3661, 5258, 5753, 7322, 11506, 18403, 36806, 40271, 80542, 124997, 249994, 874979, 1374967, 1749958, 2749934, 9624769, 19249538]

約数ペア:

[(1, 19249538), (2, 9624769), (7, 2749934), (11, 1749958), (14, 1374967), (22, 874979), (77, 249994), (154, 124997), (239, 80542), (478, 40271), (523, 36806), (1046, 18403), (1673, 11506), (2629, 7322), (3346, 5753), (3661, 5258)]