19735051

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1554

約数の個数: 16

約数和(自身を含む): 23696640

約数和(自身を除く): 3961589

約数列:

[1, 7, 29, 67, 203, 469, 1451, 1943, 10157, 13601, 42079, 97217, 294553, 680519, 2819293, 19735051]

約数ペア:

[(1, 19735051), (7, 2819293), (29, 680519), (67, 294553), (203, 97217), (469, 42079), (1451, 13601), (1943, 10157)]