20403934078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17891}}^1\times {\mathrm{51839}}^1$

素因数の和:69743

約数の個数: 16

約数和(自身を含む): 33390766080

約数和(自身を除く): 12986832002

約数列:

[1, 2, 11, 22, 17891, 35782, 51839, 103678, 196801, 393602, 570229, 1140458, 927451549, 1854903098, 10201967039, 20403934078]

約数ペア:

[(1, 20403934078), (2, 10201967039), (11, 1854903098), (22, 927451549), (17891, 1140458), (35782, 570229), (51839, 393602), (103678, 196801)]