20488533

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7841}}^1$

素因数の和:7924

約数の個数: 16

約数和(自身を含む): 29862336

約数和(自身を除く): 9373803

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7841, 23523, 101933, 305799, 525347, 1576041, 6829511, 20488533]

約数ペア:

[(1, 20488533), (3, 6829511), (13, 1576041), (39, 525347), (67, 305799), (201, 101933), (871, 23523), (2613, 7841)]