20184519

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 27489024

約数和(自身を除く): 7304505

約数列:

[1, 3, 71, 193, 213, 491, 579, 1473, 13703, 34861, 41109, 94763, 104583, 284289, 6728173, 20184519]

約数ペア:

[(1, 20184519), (3, 6728173), (71, 284289), (193, 104583), (213, 94763), (491, 41109), (579, 34861), (1473, 13703)]