20517739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{773}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 23777280

約数和(自身を除く): 3259541

約数列:

[1, 11, 19, 127, 209, 773, 1397, 2413, 8503, 14687, 26543, 98171, 161557, 1079881, 1865249, 20517739]

約数ペア:

[(1, 20517739), (11, 1865249), (19, 1079881), (127, 161557), (209, 98171), (773, 26543), (1397, 14687), (2413, 8503)]