19697645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21067}}^1$

素因数の和:21100

約数の個数: 16

約数和(自身を含む): 27304128

約数和(自身を除く): 7606483

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 21067, 105335, 231737, 358139, 1158685, 1790695, 3939529, 19697645]

約数ペア:

[(1, 19697645), (5, 3939529), (11, 1790695), (17, 1158685), (55, 358139), (85, 231737), (187, 105335), (935, 21067)]