20004236

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1697}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 40127136

約数和(自身を除く): 20122900

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 1697, 2947, 3394, 5894, 6788, 11788, 11879, 23758, 47516, 714437, 1428874, 2857748, 5001059, 10002118, 20004236]

約数ペア:

[(1, 20004236), (2, 10002118), (4, 5001059), (7, 2857748), (14, 1428874), (28, 714437), (421, 47516), (842, 23758), (1684, 11879), (1697, 11788), (2947, 6788), (3394, 5894)]