20296166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40111}}^1$

素因数の和:40147

約数の個数: 16

約数和(自身を含む): 34656768

約数和(自身を除く): 14360602

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40111, 80222, 441221, 882442, 922553, 1845106, 10148083, 20296166]

約数ペア:

[(1, 20296166), (2, 10148083), (11, 1845106), (22, 922553), (23, 882442), (46, 441221), (253, 80222), (506, 40111)]