19814942

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{7907}}^1$

素因数の和:8095

約数の個数: 16

約数和(自身を含む): 34162560

約数和(自身を除く): 14347618

約数列:

[1, 2, 7, 14, 179, 358, 1253, 2506, 7907, 15814, 55349, 110698, 1415353, 2830706, 9907471, 19814942]

約数ペア:

[(1, 19814942), (2, 9907471), (7, 2830706), (14, 1415353), (179, 110698), (358, 55349), (1253, 15814), (2506, 7907)]