388512874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 624960000

約数和(自身を除く): 236447126

約数列:

[1, 2, 19, 38, 83, 166, 199, 398, 619, 1238, 1577, 3154, 3781, 7562, 11761, 16517, 23522, 33034, 51377, 102754, 123181, 246362, 313823, 627646, 976163, 1952326, 2340439, 4680878, 10224023, 20448046, 194256437, 388512874]

約数ペア:

[(1, 388512874), (2, 194256437), (19, 20448046), (38, 10224023), (83, 4680878), (166, 2340439), (199, 1952326), (398, 976163), (619, 627646), (1238, 313823), (1577, 246362), (3154, 123181), (3781, 102754), (7562, 51377), (11761, 33034), (16517, 23522)]