19097309

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{3221}}^1$

素因数の和:3257

約数の個数: 18

約数和(自身を含む): 24425982

約数和(自身を除く): 5328673

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 3221, 5929, 22547, 35431, 157829, 248017, 389741, 1736119, 2728187, 19097309]

約数ペア:

[(1, 19097309), (7, 2728187), (11, 1736119), (49, 389741), (77, 248017), (121, 157829), (539, 35431), (847, 22547), (3221, 5929)]