12211550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18787}}^1$

素因数の和:18812

約数の個数: 24

約数和(自身を含む): 24461976

約数和(自身を除く): 12250426

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 18787, 37574, 93935, 187870, 244231, 469675, 488462, 939350, 1221155, 2442310, 6105775, 12211550]

約数ペア:

[(1, 12211550), (2, 6105775), (5, 2442310), (10, 1221155), (13, 939350), (25, 488462), (26, 469675), (50, 244231), (65, 187870), (130, 93935), (325, 37574), (650, 18787)]