18477417

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{5827}}^1$

素因数の和:5988

約数の個数: 16

約数和(自身を含む): 28347392

約数和(自身を除く): 9869975

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 5827, 17481, 40789, 122367, 879877, 2639631, 6159139, 18477417]

約数ペア:

[(1, 18477417), (3, 6159139), (7, 2639631), (21, 879877), (151, 122367), (453, 40789), (1057, 17481), (3171, 5827)]