47780368

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{27397}}^1$

素因数の和:27514

約数の個数: 20

約数和(自身を含む): 93427180

約数和(自身を除く): 45646812

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 27397, 54794, 109588, 219176, 438352, 2986273, 5972546, 11945092, 23890184, 47780368]

約数ペア:

[(1, 47780368), (2, 23890184), (4, 11945092), (8, 5972546), (16, 2986273), (109, 438352), (218, 219176), (436, 109588), (872, 54794), (1744, 27397)]