19090412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39443}}^1$

素因数の和:39469

約数の個数: 18

約数和(自身を含む): 36722364

約数和(自身を除く): 17631952

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39443, 78886, 157772, 433873, 867746, 1735492, 4772603, 9545206, 19090412]

約数ペア:

[(1, 19090412), (2, 9545206), (4, 4772603), (11, 1735492), (22, 867746), (44, 433873), (121, 157772), (242, 78886), (484, 39443)]