19671631

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 23788800

約数和(自身を除く): 4117169

約数列:

[1, 7, 19, 133, 353, 419, 2471, 2933, 6707, 7961, 46949, 55727, 147907, 1035349, 2810233, 19671631]

約数ペア:

[(1, 19671631), (7, 2810233), (19, 1035349), (133, 147907), (353, 55727), (419, 46949), (2471, 7961), (2933, 6707)]