18897801

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3209}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 27323520

約数和(自身を除く): 8425719

約数列:

[1, 3, 13, 39, 151, 453, 1963, 3209, 5889, 9627, 41717, 125151, 484559, 1453677, 6299267, 18897801]

約数ペア:

[(1, 18897801), (3, 6299267), (13, 1453677), (39, 484559), (151, 125151), (453, 41717), (1963, 9627), (3209, 5889)]