20100178

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 35646336

約数和(自身を除く): 15546158

約数列:

[1, 2, 7, 14, 43, 86, 173, 193, 301, 346, 386, 602, 1211, 1351, 2422, 2702, 7439, 8299, 14878, 16598, 33389, 52073, 58093, 66778, 104146, 116186, 233723, 467446, 1435727, 2871454, 10050089, 20100178]

約数ペア:

[(1, 20100178), (2, 10050089), (7, 2871454), (14, 1435727), (43, 467446), (86, 233723), (173, 116186), (193, 104146), (301, 66778), (346, 58093), (386, 52073), (602, 33389), (1211, 16598), (1351, 14878), (2422, 8299), (2702, 7439)]