19391305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12007}}^1$

素因数の和:12048

約数の個数: 16

約数和(自身を含む): 25937280

約数和(自身を除く): 6545975

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 12007, 60035, 204119, 228133, 1020595, 1140665, 3878261, 19391305]

約数ペア:

[(1, 19391305), (5, 3878261), (17, 1140665), (19, 1020595), (85, 228133), (95, 204119), (323, 60035), (1615, 12007)]