2019785521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{71963}}^1$

素因数の和:72120

約数の個数: 16

約数和(自身を含む): 2321270784

約数和(自身を除く): 301485263

約数列:

[1, 13, 17, 127, 221, 1651, 2159, 28067, 71963, 935519, 1223371, 9139301, 15903823, 118810913, 155368117, 2019785521]

約数ペア:

[(1, 2019785521), (13, 155368117), (17, 118810913), (127, 15903823), (221, 9139301), (1651, 1223371), (2159, 935519), (28067, 71963)]