203419612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{17989}}^1$

素因数の和:18261

約数の個数: 24

約数和(自身を含む): 389879280

約数和(自身を除く): 186459668

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 11308, 17989, 35978, 71956, 197879, 395758, 791516, 4623173, 9246346, 18492692, 50854903, 101709806, 203419612]

約数ペア:

[(1, 203419612), (2, 101709806), (4, 50854903), (11, 18492692), (22, 9246346), (44, 4623173), (257, 791516), (514, 395758), (1028, 197879), (2827, 71956), (5654, 35978), (11308, 17989)]