747804964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{90271}}^1$

素因数の和:90403

約数の個数: 24

約数和(自身を含む): 1390188800

約数和(自身を除く): 642383836

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 90271, 180542, 361084, 1715149, 3430298, 6860596, 9839539, 19679078, 39358156, 186951241, 373902482, 747804964]

約数ペア:

[(1, 747804964), (2, 373902482), (4, 186951241), (19, 39358156), (38, 19679078), (76, 9839539), (109, 6860596), (218, 3430298), (436, 1715149), (2071, 361084), (4142, 180542), (8284, 90271)]