19934674

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6841}}^1$

素因数の和:6921

約数の個数: 16

約数和(自身を含む): 31527936

約数和(自身を除く): 11593262

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 6841, 13682, 212071, 321527, 424142, 643054, 9967337, 19934674]

約数ペア:

[(1, 19934674), (2, 9967337), (31, 643054), (47, 424142), (62, 321527), (94, 212071), (1457, 13682), (2914, 6841)]