19007747521

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1\times {\mathrm{19213}}^1$

素因数の和:21088

約数の個数: 16

約数和(自身を含む): 22011558400

約数和(自身を除く): 3003810879

約数列:

[1, 7, 79, 553, 1789, 12523, 19213, 134491, 141331, 989317, 1517827, 10624789, 34372057, 240604399, 2715392503, 19007747521]

約数ペア:

[(1, 19007747521), (7, 2715392503), (79, 240604399), (553, 34372057), (1789, 10624789), (12523, 1517827), (19213, 989317), (134491, 141331)]