19198774

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22481}}^1$

素因数の和:22551

約数の個数: 16

約数和(自身を含む): 33453216

約数和(自身を除く): 14254442

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22481, 44962, 157367, 314734, 1371341, 2742682, 9599387, 19198774]

約数ペア:

[(1, 19198774), (2, 9599387), (7, 2742682), (14, 1371341), (61, 314734), (122, 157367), (427, 44962), (854, 22481)]