20001398399

素因数分解:

${\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{401}}^1\times {\mathrm{1613}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 21512541168

約数和(自身を除く): 1511142769

約数列:

[1, 17, 107, 289, 401, 1613, 1819, 6817, 27421, 30923, 42907, 115889, 172591, 466157, 646813, 729419, 2934047, 10995821, 12400123, 49878799, 69208991, 186928957, 1176552847, 20001398399]

約数ペア:

[(1, 20001398399), (17, 1176552847), (107, 186928957), (289, 69208991), (401, 49878799), (1613, 12400123), (1819, 10995821), (6817, 2934047), (27421, 729419), (30923, 646813), (42907, 466157), (115889, 172591)]