16719639

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^2$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 24272640

約数和(自身を除く): 7553001

約数列:

[1, 3, 19, 47, 57, 79, 141, 237, 893, 1501, 2679, 3713, 4503, 6241, 11139, 18723, 70547, 118579, 211641, 293327, 355737, 879981, 5573213, 16719639]

約数ペア:

[(1, 16719639), (3, 5573213), (19, 879981), (47, 355737), (57, 293327), (79, 211641), (141, 118579), (237, 70547), (893, 18723), (1501, 11139), (2679, 6241), (3713, 4503)]