20905234

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25309}}^1$

素因数の和:25377

約数の個数: 16

約数和(自身を含む): 36446400

約数和(自身を除く): 15541166

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 25309, 50618, 177163, 354326, 1493231, 2986462, 10452617, 20905234]

約数ペア:

[(1, 20905234), (2, 10452617), (7, 2986462), (14, 1493231), (59, 354326), (118, 177163), (413, 50618), (826, 25309)]