18178189569

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{319639}}^1$

素因数の和:319805

約数の個数: 24

約数和(自身を含む): 26926473600

約数和(自身を除く): 8748284031

約数列:

[1, 3, 9, 71, 89, 213, 267, 639, 801, 6319, 18957, 56871, 319639, 958917, 2876751, 22694369, 28447871, 68083107, 85343613, 204249321, 256030839, 2019798841, 6059396523, 18178189569]

約数ペア:

[(1, 18178189569), (3, 6059396523), (9, 2019798841), (71, 256030839), (89, 204249321), (213, 85343613), (267, 68083107), (639, 28447871), (801, 22694369), (6319, 2876751), (18957, 958917), (56871, 319639)]