209528594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{221489}}^1$

素因数の和:221545

約数の個数: 16

約数和(自身を含む): 350840160

約数和(自身を除く): 141311566

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 221489, 442978, 2436379, 4872758, 9524027, 19048054, 104764297, 209528594]

約数ペア:

[(1, 209528594), (2, 104764297), (11, 19048054), (22, 9524027), (43, 4872758), (86, 2436379), (473, 442978), (946, 221489)]