18201231369

素因数分解:

$3^2\times {\mathrm{619}}^1\times {\mathrm{3267139}}^1$

素因数の和:3267764

約数の個数: 12

約数和(自身を含む): 26333148400

約数和(自身を除く): 8131917031

約数列:

[1, 3, 9, 619, 1857, 5571, 3267139, 9801417, 29404251, 2022359041, 6067077123, 18201231369]

約数ペア:

[(1, 18201231369), (3, 6067077123), (9, 2022359041), (619, 29404251), (1857, 9801417), (5571, 3267139)]