18906001

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 20487168

約数和(自身を除く): 1581167

約数列:

[1, 31, 37, 53, 311, 1147, 1643, 1961, 9641, 11507, 16483, 60791, 356717, 510973, 609871, 18906001]

約数ペア:

[(1, 18906001), (31, 609871), (37, 510973), (53, 356717), (311, 60791), (1147, 16483), (1643, 11507), (1961, 9641)]