18280394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 31872960

約数和(自身を除く): 13592566

約数列:

[1, 2, 11, 19, 22, 38, 101, 202, 209, 418, 433, 866, 1111, 1919, 2222, 3838, 4763, 8227, 9526, 16454, 21109, 42218, 43733, 87466, 90497, 180994, 481063, 830927, 962126, 1661854, 9140197, 18280394]

約数ペア:

[(1, 18280394), (2, 9140197), (11, 1661854), (19, 962126), (22, 830927), (38, 481063), (101, 180994), (202, 90497), (209, 87466), (418, 43733), (433, 42218), (866, 21109), (1111, 16454), (1919, 9526), (2222, 8227), (3838, 4763)]