19049805

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9007}}^1$

素因数の和:9065

約数の個数: 24

約数和(自身を含む): 33725952

約数和(自身を除く): 14676147

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9007, 27021, 45035, 81063, 135105, 405315, 423329, 1269987, 2116645, 3809961, 6349935, 19049805]

約数ペア:

[(1, 19049805), (3, 6349935), (5, 3809961), (9, 2116645), (15, 1269987), (45, 423329), (47, 405315), (141, 135105), (235, 81063), (423, 45035), (705, 27021), (2115, 9007)]