20028085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52021}}^1$

素因数の和:52044

約数の個数: 16

約数和(自身を含む): 29964672

約数和(自身を除く): 9936587

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 52021, 260105, 364147, 572231, 1820735, 2861155, 4005617, 20028085]

約数ペア:

[(1, 20028085), (5, 4005617), (7, 2861155), (11, 1820735), (35, 572231), (55, 364147), (77, 260105), (385, 52021)]