20682412

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{14323}}^1$

素因数の和:14365

約数の個数: 18

約数和(自身を含む): 38202108

約数和(自身を除く): 17519696

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 14323, 28646, 57292, 272137, 544274, 1088548, 5170603, 10341206, 20682412]

約数ペア:

[(1, 20682412), (2, 10341206), (4, 5170603), (19, 1088548), (38, 544274), (76, 272137), (361, 57292), (722, 28646), (1444, 14323)]