199430518

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{385001}}^1$

素因数の和:385047

約数の個数: 16

約数和(自身を含む): 351121824

約数和(自身を除く): 151691306

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 385001, 770002, 2695007, 5390014, 14245037, 28490074, 99715259, 199430518]

約数ペア:

[(1, 199430518), (2, 99715259), (7, 28490074), (14, 14245037), (37, 5390014), (74, 2695007), (259, 770002), (518, 385001)]