20199018147

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87441637}}^1$

素因数の和:87441658

約数の個数: 16

約数和(自身を含む): 33577588992

約数和(自身を除く): 13378570845

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87441637, 262324911, 612091459, 961858007, 1836274377, 2885574021, 6733006049, 20199018147]

約数ペア:

[(1, 20199018147), (3, 6733006049), (7, 2885574021), (11, 1836274377), (21, 961858007), (33, 612091459), (77, 262324911), (231, 87441637)]