1780451648

素因数分解:

$2^6\times {\mathrm{331}}^1\times {\mathrm{84047}}^1$

素因数の和:84390

約数の個数: 28

約数和(自身を含む): 3543799872

約数和(自身を除く): 1763348224

約数列:

[1, 2, 4, 8, 16, 32, 64, 331, 662, 1324, 2648, 5296, 10592, 21184, 84047, 168094, 336188, 672376, 1344752, 2689504, 5379008, 27819557, 55639114, 111278228, 222556456, 445112912, 890225824, 1780451648]

約数ペア:

[(1, 1780451648), (2, 890225824), (4, 445112912), (8, 222556456), (16, 111278228), (32, 55639114), (64, 27819557), (331, 5379008), (662, 2689504), (1324, 1344752), (2648, 672376), (5296, 336188), (10592, 168094), (21184, 84047)]