19911966

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{34213}}^1$

素因数の和:34315

約数の個数: 16

約数和(自身を含む): 40235664

約数和(自身を除く): 20323698

約数列:

[1, 2, 3, 6, 97, 194, 291, 582, 34213, 68426, 102639, 205278, 3318661, 6637322, 9955983, 19911966]

約数ペア:

[(1, 19911966), (2, 9955983), (3, 6637322), (6, 3318661), (97, 205278), (194, 102639), (291, 68426), (582, 34213)]