20136903

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2371}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 28464000

約数和(自身を除く): 8327097

約数列:

[1, 3, 19, 57, 149, 447, 2371, 2831, 7113, 8493, 45049, 135147, 353279, 1059837, 6712301, 20136903]

約数ペア:

[(1, 20136903), (3, 6712301), (19, 1059837), (57, 353279), (149, 135147), (447, 45049), (2371, 8493), (2831, 7113)]