18943661

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 22546080

約数和(自身を除く): 3602419

約数列:

[1, 11, 17, 59, 101, 187, 289, 649, 1003, 1111, 1717, 3179, 5959, 11033, 17051, 18887, 29189, 65549, 101303, 187561, 321079, 1114333, 1722151, 18943661]

約数ペア:

[(1, 18943661), (11, 1722151), (17, 1114333), (59, 321079), (101, 187561), (187, 101303), (289, 65549), (649, 29189), (1003, 18887), (1111, 17051), (1717, 11033), (3179, 5959)]