19938711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1109}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 28717920

約数和(自身を除く): 8779209

約数列:

[1, 3, 13, 39, 461, 1109, 1383, 3327, 5993, 14417, 17979, 43251, 511249, 1533747, 6646237, 19938711]

約数ペア:

[(1, 19938711), (3, 6646237), (13, 1533747), (39, 511249), (461, 43251), (1109, 17979), (1383, 14417), (3327, 5993)]