201990412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3884431}}^1$

素因数の和:3884448

約数の個数: 12

約数和(自身を含む): 380674336

約数和(自身を除く): 178683924

約数列:

[1, 2, 4, 13, 26, 52, 3884431, 7768862, 15537724, 50497603, 100995206, 201990412]

約数ペア:

[(1, 201990412), (2, 100995206), (4, 50497603), (13, 15537724), (26, 7768862), (52, 3884431)]