20974666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2161}}^1$

素因数の和:2397

約数の個数: 16

約数和(自身を含む): 33000768

約数和(自身を除く): 12026102

約数列:

[1, 2, 23, 46, 211, 422, 2161, 4322, 4853, 9706, 49703, 99406, 455971, 911942, 10487333, 20974666]

約数ペア:

[(1, 20974666), (2, 10487333), (23, 911942), (46, 455971), (211, 99406), (422, 49703), (2161, 9706), (4322, 4853)]