20218199036

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31394719}}^1$

素因数の和:31394753

約数の個数: 24

約数和(自身を含む): 42194503680

約数和(自身を除く): 21976304644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31394719, 62789438, 125578876, 219763033, 439526066, 722078537, 879052132, 1444157074, 2888314148, 5054549759, 10109099518, 20218199036]

約数ペア:

[(1, 20218199036), (2, 10109099518), (4, 5054549759), (7, 2888314148), (14, 1444157074), (23, 879052132), (28, 722078537), (46, 439526066), (92, 219763033), (161, 125578876), (322, 62789438), (644, 31394719)]