19682986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1129}}^1$

素因数の和:1533

約数の個数: 16

約数和(自身を含む): 30916800

約数和(自身を除く): 11233814

約数列:

[1, 2, 23, 46, 379, 758, 1129, 2258, 8717, 17434, 25967, 51934, 427891, 855782, 9841493, 19682986]

約数ペア:

[(1, 19682986), (2, 9841493), (23, 855782), (46, 427891), (379, 51934), (758, 25967), (1129, 17434), (2258, 8717)]