2045525072

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{648961}}^1$

素因数の和:649166

約数の個数: 20

約数和(自身を含む): 3983328756

約数和(自身を除く): 1937803684

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 648961, 1297922, 2595844, 5191688, 10383376, 127845317, 255690634, 511381268, 1022762536, 2045525072]

約数ペア:

[(1, 2045525072), (2, 1022762536), (4, 511381268), (8, 255690634), (16, 127845317), (197, 10383376), (394, 5191688), (788, 2595844), (1576, 1297922), (3152, 648961)]