20040638

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:847

約数の個数: 16

約数和(自身を含む): 30668544

約数和(自身を除く): 10627906

約数列:

[1, 2, 67, 134, 347, 431, 694, 862, 23249, 28877, 46498, 57754, 149557, 299114, 10020319, 20040638]

約数ペア:

[(1, 20040638), (2, 10020319), (67, 299114), (134, 149557), (347, 57754), (431, 46498), (694, 28877), (862, 23249)]