205391444

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{4177}}^1$

素因数の和:4847

約数の個数: 24

約数和(自身を含む): 379028160

約数和(自身を除く): 173636716

約数列:

[1, 2, 4, 19, 38, 76, 647, 1294, 2588, 4177, 8354, 12293, 16708, 24586, 49172, 79363, 158726, 317452, 2702519, 5405038, 10810076, 51347861, 102695722, 205391444]

約数ペア:

[(1, 205391444), (2, 102695722), (4, 51347861), (19, 10810076), (38, 5405038), (76, 2702519), (647, 317452), (1294, 158726), (2588, 79363), (4177, 49172), (8354, 24586), (12293, 16708)]