20414938

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10321}}^1$

素因数の和:10389

約数の個数: 16

約数和(自身を含む): 32700096

約数和(自身を除く): 12285158

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 10321, 20642, 237383, 443803, 474766, 887606, 10207469, 20414938]

約数ペア:

[(1, 20414938), (2, 10207469), (23, 887606), (43, 474766), (46, 443803), (86, 237383), (989, 20642), (1978, 10321)]