19807806

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{7879}}^1$

素因数の和:8303

約数の個数: 16

約数和(自身を含む): 39715200

約数和(自身を除く): 19907394

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 7879, 15758, 23637, 47274, 3301301, 6602602, 9903903, 19807806]

約数ペア:

[(1, 19807806), (2, 9903903), (3, 6602602), (6, 3301301), (419, 47274), (838, 23637), (1257, 15758), (2514, 7879)]