71890164

素因数分解:

$2^2\times 3^2\times {\mathrm{1996949}}^1$

素因数の和:1996959

約数の個数: 18

約数和(自身を含む): 181722450

約数和(自身を除く): 109832286

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1996949, 3993898, 5990847, 7987796, 11981694, 17972541, 23963388, 35945082, 71890164]

約数ペア:

[(1, 71890164), (2, 35945082), (3, 23963388), (4, 17972541), (6, 11981694), (9, 7987796), (12, 5990847), (18, 3993898), (36, 1996949)]