19892391

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 27033600

約数和(自身を除く): 7141209

約数列:

[1, 3, 109, 127, 327, 381, 479, 1437, 13843, 41529, 52211, 60833, 156633, 182499, 6630797, 19892391]

約数ペア:

[(1, 19892391), (3, 6630797), (109, 182499), (127, 156633), (327, 60833), (381, 52211), (479, 41529), (1437, 13843)]