199360784

素因数分解:

$2^4\times 7^1\times {\mathrm{1780007}}^1$

素因数の和:1780022

約数の個数: 20

約数和(自身を含む): 441441984

約数和(自身を除く): 242081200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1780007, 3560014, 7120028, 12460049, 14240056, 24920098, 28480112, 49840196, 99680392, 199360784]

約数ペア:

[(1, 199360784), (2, 99680392), (4, 49840196), (7, 28480112), (8, 24920098), (14, 14240056), (16, 12460049), (28, 7120028), (56, 3560014), (112, 1780007)]