20040784

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23633}}^1$

素因数の和:23694

約数の個数: 20

約数和(自身を含む): 39563316

約数和(自身を除く): 19522532

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23633, 47266, 94532, 189064, 378128, 1252549, 2505098, 5010196, 10020392, 20040784]

約数ペア:

[(1, 20040784), (2, 10020392), (4, 5010196), (8, 2505098), (16, 1252549), (53, 378128), (106, 189064), (212, 94532), (424, 47266), (848, 23633)]