2768816

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1321}}^1$

素因数の和:1460

約数の個数: 20

約数和(自身を含む): 5409624

約数和(自身を除く): 2640808

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1321, 2096, 2642, 5284, 10568, 21136, 173051, 346102, 692204, 1384408, 2768816]

約数ペア:

[(1, 2768816), (2, 1384408), (4, 692204), (8, 346102), (16, 173051), (131, 21136), (262, 10568), (524, 5284), (1048, 2642), (1321, 2096)]