19735185

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 32607360

約数和(自身を除く): 12872175

約数列:

[1, 3, 5, 15, 67, 73, 201, 219, 269, 335, 365, 807, 1005, 1095, 1345, 4035, 4891, 14673, 18023, 19637, 24455, 54069, 58911, 73365, 90115, 98185, 270345, 294555, 1315679, 3947037, 6578395, 19735185]

約数ペア:

[(1, 19735185), (3, 6578395), (5, 3947037), (15, 1315679), (67, 294555), (73, 270345), (201, 98185), (219, 90115), (269, 73365), (335, 58911), (365, 54069), (807, 24455), (1005, 19637), (1095, 18023), (1345, 14673), (4035, 4891)]