20837528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137089}}^1$

素因数の和:137114

約数の個数: 16

約数和(自身を含む): 41127000

約数和(自身を除く): 20289472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 137089, 274178, 548356, 1096712, 2604691, 5209382, 10418764, 20837528]

約数ペア:

[(1, 20837528), (2, 10418764), (4, 5209382), (8, 2604691), (19, 1096712), (38, 548356), (76, 274178), (152, 137089)]