40218734

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 61190640

約数和(自身を除く): 20971906

約数列:

[1, 2, 113, 226, 251, 502, 709, 1418, 28363, 56726, 80117, 160234, 177959, 355918, 20109367, 40218734]

約数ペア:

[(1, 40218734), (2, 20109367), (113, 355918), (226, 177959), (251, 160234), (502, 80117), (709, 56726), (1418, 28363)]