1979408

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:842

約数の個数: 20

約数和(自身を含む): 3860988

約数和(自身を除く): 1881580

約数列:

[1, 2, 4, 8, 16, 193, 386, 641, 772, 1282, 1544, 2564, 3088, 5128, 10256, 123713, 247426, 494852, 989704, 1979408]

約数ペア:

[(1, 1979408), (2, 989704), (4, 494852), (8, 247426), (16, 123713), (193, 10256), (386, 5128), (641, 3088), (772, 2564), (1282, 1544)]