19209057

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 31825920

約数和(自身を除く): 12616863

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1553, 1767, 4123, 4659, 10871, 12369, 29507, 32613, 48143, 88521, 144429, 206549, 337001, 619647, 914717, 1011003, 2744151, 6403019, 19209057]

約数ペア:

[(1, 19209057), (3, 6403019), (7, 2744151), (19, 1011003), (21, 914717), (31, 619647), (57, 337001), (93, 206549), (133, 144429), (217, 88521), (399, 48143), (589, 32613), (651, 29507), (1553, 12369), (1767, 10871), (4123, 4659)]