20104413

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50387}}^1$

素因数の和:50416

約数の個数: 16

約数和(自身を含む): 32248320

約数和(自身を除く): 12143907

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50387, 151161, 352709, 957353, 1058127, 2872059, 6701471, 20104413]

約数ペア:

[(1, 20104413), (3, 6701471), (7, 2872059), (19, 1058127), (21, 957353), (57, 352709), (133, 151161), (399, 50387)]