20163457581

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{2203}}^1\times {\mathrm{82457}}^1$

素因数の和:84700

約数の個数: 16

約数和(自身を含む): 27624089664

約数和(自身を除く): 7460632083

約数列:

[1, 3, 37, 111, 2203, 6609, 81511, 82457, 244533, 247371, 3050909, 9152727, 181652771, 544958313, 6721152527, 20163457581]

約数ペア:

[(1, 20163457581), (3, 6721152527), (37, 544958313), (111, 181652771), (2203, 9152727), (6609, 3050909), (81511, 247371), (82457, 244533)]