18890070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3863}}^1$

素因数の和:4036

約数の個数: 32

約数和(自身を含む): 45626112

約数和(自身を除く): 26736042

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 3863, 4890, 7726, 11589, 19315, 23178, 38630, 57945, 115890, 629669, 1259338, 1889007, 3148345, 3778014, 6296690, 9445035, 18890070]

約数ペア:

[(1, 18890070), (2, 9445035), (3, 6296690), (5, 3778014), (6, 3148345), (10, 1889007), (15, 1259338), (30, 629669), (163, 115890), (326, 57945), (489, 38630), (815, 23178), (978, 19315), (1630, 11589), (2445, 7726), (3863, 4890)]