18769791

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 25782624

約数和(自身を除く): 7012833

約数列:

[1, 3, 53, 97, 159, 291, 1217, 3651, 5141, 15423, 64501, 118049, 193503, 354147, 6256597, 18769791]

約数ペア:

[(1, 18769791), (3, 6256597), (53, 354147), (97, 193503), (159, 118049), (291, 64501), (1217, 15423), (3651, 5141)]