20115008

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4691}}^1$

素因数の和:4770

約数の個数: 28

約数和(自身を含む): 40520112

約数和(自身を除く): 20405104

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4691, 9382, 18764, 37528, 75056, 150112, 300224, 314297, 628594, 1257188, 2514376, 5028752, 10057504, 20115008]

約数ペア:

[(1, 20115008), (2, 10057504), (4, 5028752), (8, 2514376), (16, 1257188), (32, 628594), (64, 314297), (67, 300224), (134, 150112), (268, 75056), (536, 37528), (1072, 18764), (2144, 9382), (4288, 4691)]