71923408

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{6991}}^1$

素因数の和:7642

約数の個数: 20

約数和(自身を含む): 139588288

約数和(自身を除く): 67664880

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 6991, 10288, 13982, 27964, 55928, 111856, 4495213, 8990426, 17980852, 35961704, 71923408]

約数ペア:

[(1, 71923408), (2, 35961704), (4, 17980852), (8, 8990426), (16, 4495213), (643, 111856), (1286, 55928), (2572, 27964), (5144, 13982), (6991, 10288)]