19649409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11717}}^1$

素因数の和:11776

約数の個数: 16

約数和(自身を含む): 28873152

約数和(自身を除く): 9223743

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11717, 35151, 152321, 456963, 503831, 1511493, 6549803, 19649409]

約数ペア:

[(1, 19649409), (3, 6549803), (13, 1511493), (39, 503831), (43, 456963), (129, 152321), (559, 35151), (1677, 11717)]