2019918018

素因数分解:

$2^1\times 3^1\times {\mathrm{21521}}^1\times {\mathrm{15643}}^1$

素因数の和:37169

約数の個数: 16

約数和(自身を含む): 4040282016

約数和(自身を除く): 2020363998

約数列:

[1, 2, 3, 6, 15643, 21521, 31286, 43042, 46929, 64563, 93858, 129126, 336653003, 673306006, 1009959009, 2019918018]

約数ペア:

[(1, 2019918018), (2, 1009959009), (3, 673306006), (6, 336653003), (15643, 129126), (21521, 93858), (31286, 64563), (43042, 46929)]