20113982

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19681}}^1$

素因数の和:19763

約数の個数: 16

約数和(自身を含む): 34955232

約数和(自身を除く): 14841250

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 19681, 39362, 137767, 275534, 1436713, 2873426, 10056991, 20113982]

約数ペア:

[(1, 20113982), (2, 10056991), (7, 2873426), (14, 1436713), (73, 275534), (146, 137767), (511, 39362), (1022, 19681)]