20512019930

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6553361}}^1$

素因数の和:6553681

約数の個数: 16

約数和(自身を含む): 37039602024

約数和(自身を除く): 16527582094

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6553361, 13106722, 32766805, 65533610, 2051201993, 4102403986, 10256009965, 20512019930]

約数ペア:

[(1, 20512019930), (2, 10256009965), (5, 4102403986), (10, 2051201993), (313, 65533610), (626, 32766805), (1565, 13106722), (3130, 6553361)]