20916032

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4603}}^1$

素因数の和:4686

約数の個数: 28

約数和(自身を含む): 42098976

約数和(自身を除く): 21182944

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 4603, 9206, 18412, 36824, 73648, 147296, 294592, 326813, 653626, 1307252, 2614504, 5229008, 10458016, 20916032]

約数ペア:

[(1, 20916032), (2, 10458016), (4, 5229008), (8, 2614504), (16, 1307252), (32, 653626), (64, 326813), (71, 294592), (142, 147296), (284, 73648), (568, 36824), (1136, 18412), (2272, 9206), (4544, 4603)]