20123351689

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1\times {\mathrm{111611}}^1$

素因数の和:112260

約数の個数: 16

約数和(自身を含む): 23572454400

約数和(自身を除く): 3449102711

約数列:

[1, 7, 43, 301, 599, 4193, 25757, 111611, 180299, 781277, 4799273, 33594911, 66854989, 467984923, 2874764527, 20123351689]

約数ペア:

[(1, 20123351689), (7, 2874764527), (43, 467984923), (301, 66854989), (599, 33594911), (4193, 4799273), (25757, 781277), (111611, 180299)]