20476408

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28759}}^1$

素因数の和:28854

約数の個数: 16

約数和(自身を含む): 38826000

約数和(自身を除く): 18349592

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28759, 57518, 115036, 230072, 2559551, 5119102, 10238204, 20476408]

約数ペア:

[(1, 20476408), (2, 10238204), (4, 5119102), (8, 2559551), (89, 230072), (178, 115036), (356, 57518), (712, 28759)]