199634444

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{138251}}^1$

素因数の和:138293

約数の個数: 18

約数和(自身を含む): 368718084

約数和(自身を除く): 169083640

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 138251, 276502, 553004, 2626769, 5253538, 10507076, 49908611, 99817222, 199634444]

約数ペア:

[(1, 199634444), (2, 99817222), (4, 49908611), (19, 10507076), (38, 5253538), (76, 2626769), (361, 553004), (722, 276502), (1444, 138251)]