12904612

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{719}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 25885440

約数和(自身を除く): 12980828

約数列:

[1, 2, 4, 7, 14, 28, 641, 719, 1282, 1438, 2564, 2876, 4487, 5033, 8974, 10066, 17948, 20132, 460879, 921758, 1843516, 3226153, 6452306, 12904612]

約数ペア:

[(1, 12904612), (2, 6452306), (4, 3226153), (7, 1843516), (14, 921758), (28, 460879), (641, 20132), (719, 17948), (1282, 10066), (1438, 8974), (2564, 5033), (2876, 4487)]