19872294

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{254773}}^1$

素因数の和:254791

約数の個数: 16

約数和(自身を含む): 42802032

約数和(自身を除く): 22929738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 254773, 509546, 764319, 1528638, 3312049, 6624098, 9936147, 19872294]

約数ペア:

[(1, 19872294), (2, 9936147), (3, 6624098), (6, 3312049), (13, 1528638), (26, 764319), (39, 509546), (78, 254773)]