19617321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{709}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 27400320

約数和(自身を除く): 7782999

約数列:

[1, 3, 23, 69, 401, 709, 1203, 2127, 9223, 16307, 27669, 48921, 284309, 852927, 6539107, 19617321]

約数ペア:

[(1, 19617321), (3, 6539107), (23, 852927), (69, 284309), (401, 48921), (709, 27669), (1203, 16307), (2127, 9223)]