19996023

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 27754496

約数和(自身を除く): 7758473

約数列:

[1, 3, 31, 93, 127, 381, 1693, 3937, 5079, 11811, 52483, 157449, 215011, 645033, 6665341, 19996023]

約数ペア:

[(1, 19996023), (3, 6665341), (31, 645033), (93, 215011), (127, 157449), (381, 52483), (1693, 11811), (3937, 5079)]