20265656

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28463}}^1$

素因数の和:28558

約数の個数: 16

約数和(自身を含む): 38426400

約数和(自身を除く): 18160744

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28463, 56926, 113852, 227704, 2533207, 5066414, 10132828, 20265656]

約数ペア:

[(1, 20265656), (2, 10132828), (4, 5066414), (8, 2533207), (89, 227704), (178, 113852), (356, 56926), (712, 28463)]