20289702

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{7703}}^1$

素因数の和:8147

約数の個数: 16

約数和(自身を含む): 40677120

約数和(自身を除く): 20387418

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 7703, 15406, 23109, 46218, 3381617, 6763234, 10144851, 20289702]

約数ペア:

[(1, 20289702), (2, 10144851), (3, 6763234), (6, 3381617), (439, 46218), (878, 23109), (1317, 15406), (2634, 7703)]