12804778

素因数分解:

$2^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:886

約数の個数: 24

約数和(自身を含む): 22491972

約数和(自身を除く): 9687194

約数列:

[1, 2, 7, 14, 49, 98, 193, 386, 677, 1351, 1354, 2702, 4739, 9457, 9478, 18914, 33173, 66346, 130661, 261322, 914627, 1829254, 6402389, 12804778]

約数ペア:

[(1, 12804778), (2, 6402389), (7, 1829254), (14, 914627), (49, 261322), (98, 130661), (193, 66346), (386, 33173), (677, 18914), (1351, 9478), (1354, 9457), (2702, 4739)]