20160994

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19727}}^1$

素因数の和:19809

約数の個数: 16

約数和(自身を含む): 35036928

約数和(自身を除く): 14875934

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 19727, 39454, 138089, 276178, 1440071, 2880142, 10080497, 20160994]

約数ペア:

[(1, 20160994), (2, 10080497), (7, 2880142), (14, 1440071), (73, 276178), (146, 138089), (511, 39454), (1022, 19727)]