201878852

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{11213}}^1$

素因数の和:11867

約数の個数: 24

約数和(自身を含む): 404421696

約数和(自身を除く): 202542844

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 2572, 4501, 9002, 11213, 18004, 22426, 44852, 78491, 156982, 313964, 7209959, 14419918, 28839836, 50469713, 100939426, 201878852]

約数ペア:

[(1, 201878852), (2, 100939426), (4, 50469713), (7, 28839836), (14, 14419918), (28, 7209959), (643, 313964), (1286, 156982), (2572, 78491), (4501, 44852), (9002, 22426), (11213, 18004)]