20860816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56687}}^1$

素因数の和:56718

約数の個数: 20

約数和(自身を含む): 42175872

約数和(自身を除く): 21315056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56687, 113374, 226748, 453496, 906992, 1303801, 2607602, 5215204, 10430408, 20860816]

約数ペア:

[(1, 20860816), (2, 10430408), (4, 5215204), (8, 2607602), (16, 1303801), (23, 906992), (46, 453496), (92, 226748), (184, 113374), (368, 56687)]