19389874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{60217}}^1$

素因数の和:60249

約数の個数: 16

約数和(自身を含む): 34685568

約数和(自身を除く): 15295694

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 60217, 120434, 421519, 843038, 1384991, 2769982, 9694937, 19389874]

約数ペア:

[(1, 19389874), (2, 9694937), (7, 2769982), (14, 1384991), (23, 843038), (46, 421519), (161, 120434), (322, 60217)]