18676816

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2659}}^1$

素因数の和:3106

約数の個数: 20

約数和(自身を含む): 36282400

約数和(自身を除く): 17605584

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 2659, 3512, 5318, 7024, 10636, 21272, 42544, 1167301, 2334602, 4669204, 9338408, 18676816]

約数ペア:

[(1, 18676816), (2, 9338408), (4, 4669204), (8, 2334602), (16, 1167301), (439, 42544), (878, 21272), (1756, 10636), (2659, 7024), (3512, 5318)]