638113606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{40433}}^1$

素因数の和:41055

約数の個数: 16

約数和(自身を含む): 1032522624

約数和(自身を除く): 394409018

約数列:

[1, 2, 13, 26, 607, 1214, 7891, 15782, 40433, 80866, 525629, 1051258, 24542831, 49085662, 319056803, 638113606]

約数ペア:

[(1, 638113606), (2, 319056803), (13, 49085662), (26, 24542831), (607, 1051258), (1214, 525629), (7891, 80866), (15782, 40433)]