81869668

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{24337}}^1$

素因数の和:24399

約数の個数: 18

約数和(自身を含む): 148388786

約数和(自身を除く): 66519118

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 24337, 48674, 97348, 705773, 1411546, 2823092, 20467417, 40934834, 81869668]

約数ペア:

[(1, 81869668), (2, 40934834), (4, 20467417), (29, 2823092), (58, 1411546), (116, 705773), (841, 97348), (1682, 48674), (3364, 24337)]