256540912

素因数分解:

$2^4\times {\mathrm{1847}}^1\times {\mathrm{8681}}^1$

素因数の和:10536

約数の個数: 20

約数和(自身を含む): 497374416

約数和(自身を除く): 240833504

約数列:

[1, 2, 4, 8, 16, 1847, 3694, 7388, 8681, 14776, 17362, 29552, 34724, 69448, 138896, 16033807, 32067614, 64135228, 128270456, 256540912]

約数ペア:

[(1, 256540912), (2, 128270456), (4, 64135228), (8, 32067614), (16, 16033807), (1847, 138896), (3694, 69448), (7388, 34724), (8681, 29552), (14776, 17362)]