47989916

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{70991}}^1$

素因数の和:71021

約数の個数: 18

約数和(自身を含む): 90940752

約数和(自身を除く): 42950836

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 70991, 141982, 283964, 922883, 1845766, 3691532, 11997479, 23994958, 47989916]

約数ペア:

[(1, 47989916), (2, 23994958), (4, 11997479), (13, 3691532), (26, 1845766), (52, 922883), (169, 283964), (338, 141982), (676, 70991)]