19774354

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{757}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 30589848

約数和(自身を除く): 10815494

約数列:

[1, 2, 37, 74, 353, 706, 757, 1514, 13061, 26122, 28009, 56018, 267221, 534442, 9887177, 19774354]

約数ペア:

[(1, 19774354), (2, 9887177), (37, 534442), (74, 267221), (353, 56018), (706, 28009), (757, 26122), (1514, 13061)]