19407309

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1901}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 26841024

約数和(自身を除く): 7433715

約数列:

[1, 3, 41, 83, 123, 249, 1901, 3403, 5703, 10209, 77941, 157783, 233823, 473349, 6469103, 19407309]

約数ペア:

[(1, 19407309), (3, 6469103), (41, 473349), (83, 233823), (123, 157783), (249, 77941), (1901, 10209), (3403, 5703)]