219065788

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{821}}^1\times {\mathrm{1627}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 393435504

約数和(自身を除く): 174369716

約数列:

[1, 2, 4, 41, 82, 164, 821, 1627, 1642, 3254, 3284, 6508, 33661, 66707, 67322, 133414, 134644, 266828, 1335767, 2671534, 5343068, 54766447, 109532894, 219065788]

約数ペア:

[(1, 219065788), (2, 109532894), (4, 54766447), (41, 5343068), (82, 2671534), (164, 1335767), (821, 266828), (1627, 134644), (1642, 133414), (3254, 67322), (3284, 66707), (6508, 33661)]