20172652795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1\times {\mathrm{2039}}^1$

素因数の和:2787

約数の個数: 32

約数和(自身を含む): 25803878400

約数和(自身を除く): 5631225605

約数列:

[1, 5, 17, 85, 239, 487, 1195, 2039, 2435, 4063, 8279, 10195, 20315, 34663, 41395, 116393, 173315, 487321, 581965, 992993, 1978681, 2436605, 4964965, 8284457, 9893405, 16880881, 41422285, 84404405, 237325327, 1186626635, 4034530559, 20172652795]

約数ペア:

[(1, 20172652795), (5, 4034530559), (17, 1186626635), (85, 237325327), (239, 84404405), (487, 41422285), (1195, 16880881), (2039, 9893405), (2435, 8284457), (4063, 4964965), (8279, 2436605), (10195, 1978681), (20315, 992993), (34663, 581965), (41395, 487321), (116393, 173315)]