20149288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109507}}^1$

素因数の和:109536

約数の個数: 16

約数和(自身を含む): 39422880

約数和(自身を除く): 19273592

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 109507, 219014, 438028, 876056, 2518661, 5037322, 10074644, 20149288]

約数ペア:

[(1, 20149288), (2, 10074644), (4, 5037322), (8, 2518661), (23, 876056), (46, 438028), (92, 219014), (184, 109507)]