20854880942

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64766711}}^1$

素因数の和:64766743

約数の個数: 16

約数和(自身を含む): 37305626112

約数和(自身を除く): 16450745170

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64766711, 129533422, 453366977, 906733954, 1489634353, 2979268706, 10427440471, 20854880942]

約数ペア:

[(1, 20854880942), (2, 10427440471), (7, 2979268706), (14, 1489634353), (23, 906733954), (46, 453366977), (161, 129533422), (322, 64766711)]