19724367

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13669}}^1$

素因数の和:13722

約数の個数: 16

約数和(自身を含む): 29089760

約数和(自身を除く): 9365393

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 13669, 41007, 177697, 505753, 533091, 1517259, 6574789, 19724367]

約数ペア:

[(1, 19724367), (3, 6574789), (13, 1517259), (37, 533091), (39, 505753), (111, 177697), (481, 41007), (1443, 13669)]