17321804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{70991}}^1$

素因数の和:71056

約数の個数: 12

約数和(自身を含む): 30810528

約数和(自身を除く): 13488724

約数列:

[1, 2, 4, 61, 122, 244, 70991, 141982, 283964, 4330451, 8660902, 17321804]

約数ペア:

[(1, 17321804), (2, 8660902), (4, 4330451), (61, 283964), (122, 141982), (244, 70991)]