19930833

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56783}}^1$

素因数の和:56805

約数の個数: 16

約数和(自身を含む): 31799040

約数和(自身を除く): 11868207

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56783, 170349, 511047, 738179, 1533141, 2214537, 6643611, 19930833]

約数ペア:

[(1, 19930833), (3, 6643611), (9, 2214537), (13, 1533141), (27, 738179), (39, 511047), (117, 170349), (351, 56783)]