201920252545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{159620753}}^1$

素因数の和:159620792

約数の個数: 16

約数和(自身を含む): 275824662912

約数和(自身を除く): 73904410367

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 159620753, 798103765, 1755828283, 3671277319, 8779141415, 18356386595, 40384050509, 201920252545]

約数ペア:

[(1, 201920252545), (5, 40384050509), (11, 18356386595), (23, 8779141415), (55, 3671277319), (115, 1755828283), (253, 798103765), (1265, 159620753)]