20161786860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112009927}}^1$

素因数の和:112009942

約数の個数: 36

約数和(自身を含む): 61157420688

約数和(自身を除く): 40995633828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112009927, 224019854, 336029781, 448039708, 560049635, 672059562, 1008089343, 1120099270, 1344119124, 1680148905, 2016178686, 2240198540, 3360297810, 4032357372, 5040446715, 6720595620, 10080893430, 20161786860]

約数ペア:

[(1, 20161786860), (2, 10080893430), (3, 6720595620), (4, 5040446715), (5, 4032357372), (6, 3360297810), (9, 2240198540), (10, 2016178686), (12, 1680148905), (15, 1344119124), (18, 1120099270), (20, 1008089343), (30, 672059562), (36, 560049635), (45, 448039708), (60, 336029781), (90, 224019854), (180, 112009927)]