20275223

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 22179840

約数和(自身を除く): 1904617

約数列:

[1, 19, 37, 151, 191, 703, 2869, 3629, 5587, 7067, 28841, 106153, 134273, 547979, 1067117, 20275223]

約数ペア:

[(1, 20275223), (19, 1067117), (37, 547979), (151, 134273), (191, 106153), (703, 28841), (2869, 7067), (3629, 5587)]