19931163

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1933}}^1$

素因数の和:2434

約数の個数: 16

約数和(自身を含む): 30448896

約数和(自身を除く): 10517733

約数列:

[1, 3, 7, 21, 491, 1473, 1933, 3437, 5799, 10311, 13531, 40593, 949103, 2847309, 6643721, 19931163]

約数ペア:

[(1, 19931163), (3, 6643721), (7, 2847309), (21, 949103), (491, 40593), (1473, 13531), (1933, 10311), (3437, 5799)]