20158558355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{103619}}^1$

素因数の和:103751

約数の個数: 32

約数和(自身を含む): 27052280640

約数和(自身を除く): 6893722285

約数列:

[1, 5, 13, 41, 65, 73, 205, 365, 533, 949, 2665, 2993, 4745, 14965, 38909, 103619, 194545, 518095, 1347047, 4248379, 6735235, 7564187, 21241895, 37820935, 55228927, 98334431, 276144635, 310131667, 491672155, 1550658335, 4031711671, 20158558355]

約数ペア:

[(1, 20158558355), (5, 4031711671), (13, 1550658335), (41, 491672155), (65, 310131667), (73, 276144635), (205, 98334431), (365, 55228927), (533, 37820935), (949, 21241895), (2665, 7564187), (2993, 6735235), (4745, 4248379), (14965, 1347047), (38909, 518095), (103619, 194545)]