1991232068

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{165001}}^1$

素因数の和:165443

約数の個数: 24

約数和(自身を含む): 3991728384

約数和(自身を除く): 2000496316

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 3017, 6034, 12068, 165001, 330002, 660004, 1155007, 2310014, 4620028, 71115431, 142230862, 284461724, 497808017, 995616034, 1991232068]

約数ペア:

[(1, 1991232068), (2, 995616034), (4, 497808017), (7, 284461724), (14, 142230862), (28, 71115431), (431, 4620028), (862, 2310014), (1724, 1155007), (3017, 660004), (6034, 330002), (12068, 165001)]