19692051

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 26801280

約数和(自身を除く): 7109229

約数列:

[1, 3, 89, 131, 267, 393, 563, 1689, 11659, 34977, 50107, 73753, 150321, 221259, 6564017, 19692051]

約数ペア:

[(1, 19692051), (3, 6564017), (89, 221259), (131, 150321), (267, 73753), (393, 50107), (563, 34977), (1689, 11659)]