213840784

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{124907}}^1$

素因数の和:125022

約数の個数: 20

約数和(自身を含む): 418191984

約数和(自身を除く): 204351200

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 124907, 249814, 499628, 999256, 1998512, 13365049, 26730098, 53460196, 106920392, 213840784]

約数ペア:

[(1, 213840784), (2, 106920392), (4, 53460196), (8, 26730098), (16, 13365049), (107, 1998512), (214, 999256), (428, 499628), (856, 249814), (1712, 124907)]