206541610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81637}}^1$

素因数の和:81678

約数の個数: 32

約数和(自身を含む): 423211392

約数和(自身を除く): 216669782

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 81637, 163274, 408185, 816370, 898007, 1796014, 1877651, 3755302, 4490035, 8980070, 9388255, 18776510, 20654161, 41308322, 103270805, 206541610]

約数ペア:

[(1, 206541610), (2, 103270805), (5, 41308322), (10, 20654161), (11, 18776510), (22, 9388255), (23, 8980070), (46, 4490035), (55, 3755302), (110, 1877651), (115, 1796014), (230, 898007), (253, 816370), (506, 408185), (1265, 163274), (2530, 81637)]