20605806147

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{553607}}^1$

素因数の和:554282

約数の個数: 16

約数和(自身を含む): 28964770560

約数和(自身を除く): 8358964413

約数列:

[1, 3, 19, 57, 653, 1959, 12407, 37221, 553607, 1660821, 10518533, 31555599, 361505371, 1084516113, 6868602049, 20605806147]

約数ペア:

[(1, 20605806147), (3, 6868602049), (19, 1084516113), (57, 361505371), (653, 31555599), (1959, 10518533), (12407, 1660821), (37221, 553607)]