18994047

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 25920000

約数和(自身を除く): 6925953

約数列:

[1, 3, 59, 177, 239, 449, 717, 1347, 14101, 26491, 42303, 79473, 107311, 321933, 6331349, 18994047]

約数ペア:

[(1, 18994047), (3, 6331349), (59, 321933), (177, 107311), (239, 79473), (449, 42303), (717, 26491), (1347, 14101)]