202147004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139991}}^1$

素因数の和:140033

約数の個数: 18

約数和(自身を含む): 373358664

約数和(自身を除く): 171211660

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139991, 279982, 559964, 2659829, 5319658, 10639316, 50536751, 101073502, 202147004]

約数ペア:

[(1, 202147004), (2, 101073502), (4, 50536751), (19, 10639316), (38, 5319658), (76, 2659829), (361, 559964), (722, 279982), (1444, 139991)]