18731044129

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{1627}}^1\times {\mathrm{3109}}^1$

素因数の和:4789

約数の個数: 24

約数和(自身を含む): 22399065920

約数和(自身を除く): 3668021791

約数列:

[1, 7, 23, 161, 529, 1627, 3109, 3703, 11389, 21763, 37421, 71507, 261947, 500549, 860683, 1644661, 5058343, 6024781, 11512627, 35408401, 116341889, 814393223, 2675863447, 18731044129]

約数ペア:

[(1, 18731044129), (7, 2675863447), (23, 814393223), (161, 116341889), (529, 35408401), (1627, 11512627), (3109, 6024781), (3703, 5058343), (11389, 1644661), (21763, 860683), (37421, 500549), (71507, 261947)]