19131867

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 29153280

約数和(自身を除く): 10021413

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 1459, 4371, 4377, 13113, 13131, 45229, 68573, 135687, 205719, 407061, 617157, 2125763, 6377289, 19131867]

約数ペア:

[(1, 19131867), (3, 6377289), (9, 2125763), (31, 617157), (47, 407061), (93, 205719), (141, 135687), (279, 68573), (423, 45229), (1457, 13131), (1459, 13113), (4371, 4377)]