199979714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{221707}}^1$

素因数の和:221761

約数の個数: 16

約数和(自身を含む): 335222496

約数和(自身を除く): 135242782

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 221707, 443414, 2438777, 4877554, 9089987, 18179974, 99989857, 199979714]

約数ペア:

[(1, 199979714), (2, 99989857), (11, 18179974), (22, 9089987), (41, 4877554), (82, 2438777), (451, 443414), (902, 221707)]