200403856

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{56167}}^1$

素因数の和:56398

約数の個数: 20

約数和(自身を含む): 390030592

約数和(自身を除く): 189626736

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 56167, 112334, 224668, 449336, 898672, 12525241, 25050482, 50100964, 100201928, 200403856]

約数ペア:

[(1, 200403856), (2, 100201928), (4, 50100964), (8, 25050482), (16, 12525241), (223, 898672), (446, 449336), (892, 224668), (1784, 112334), (3568, 56167)]