19169157

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 11934843

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 449, 749, 1347, 2033, 2247, 3143, 6099, 8531, 9429, 14231, 25593, 42693, 48043, 59717, 144129, 179151, 336301, 912817, 1008903, 2738451, 6389719, 19169157]

約数ペア:

[(1, 19169157), (3, 6389719), (7, 2738451), (19, 1008903), (21, 912817), (57, 336301), (107, 179151), (133, 144129), (321, 59717), (399, 48043), (449, 42693), (749, 25593), (1347, 14231), (2033, 9429), (2247, 8531), (3143, 6099)]