19970067

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17657}}^1$

素因数の和:17702

約数の個数: 16

約数和(自身を含む): 29665440

約数和(自身を除く): 9695373

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 17657, 52971, 229541, 512053, 688623, 1536159, 6656689, 19970067]

約数ペア:

[(1, 19970067), (3, 6656689), (13, 1536159), (29, 688623), (39, 512053), (87, 229541), (377, 52971), (1131, 17657)]