19677891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1601}}^1$

素因数の和:1862

約数の個数: 16

約数和(自身を含む): 27913248

約数和(自身を除く): 8235357

約数列:

[1, 3, 17, 51, 241, 723, 1601, 4097, 4803, 12291, 27217, 81651, 385841, 1157523, 6559297, 19677891]

約数ペア:

[(1, 19677891), (3, 6559297), (17, 1157523), (51, 385841), (241, 81651), (723, 27217), (1601, 12291), (4097, 4803)]