18896673

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7064

約数の個数: 16

約数和(自身を含む): 27184896

約数和(自身を除く): 8288223

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 6991, 20973, 118847, 356541, 370523, 1111569, 6298891, 18896673]

約数ペア:

[(1, 18896673), (3, 6298891), (17, 1111569), (51, 370523), (53, 356541), (159, 118847), (901, 20973), (2703, 6991)]