20216490635

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{777109}}^1$

素因数の和:777179

約数の個数: 24

約数和(自身を含む): 27285886320

約数和(自身を除く): 7069395685

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 2365, 5203, 26015, 777109, 3885545, 8548199, 33415687, 42740995, 94030189, 167078435, 367572557, 470150945, 1837862785, 4043298127, 20216490635]

約数ペア:

[(1, 20216490635), (5, 4043298127), (11, 1837862785), (43, 470150945), (55, 367572557), (121, 167078435), (215, 94030189), (473, 42740995), (605, 33415687), (2365, 8548199), (5203, 3885545), (26015, 777109)]