2564804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 4971456

約数和(自身を除く): 2406652

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 821, 1562, 1642, 3124, 3284, 9031, 18062, 36124, 58291, 116582, 233164, 641201, 1282402, 2564804]

約数ペア:

[(1, 2564804), (2, 1282402), (4, 641201), (11, 233164), (22, 116582), (44, 58291), (71, 36124), (142, 18062), (284, 9031), (781, 3284), (821, 3124), (1562, 1642)]