2019913889

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{91577}}^1$

素因数の和:91744

約数の個数: 16

約数和(自身を含む): 2426450688

約数和(自身を除く): 406536799

約数列:

[1, 7, 23, 137, 161, 959, 3151, 22057, 91577, 641039, 2106271, 12546049, 14743897, 87822343, 288559127, 2019913889]

約数ペア:

[(1, 2019913889), (7, 288559127), (23, 87822343), (137, 14743897), (161, 12546049), (959, 2106271), (3151, 641039), (22057, 91577)]