19125844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 34574400

約数和(自身を除く): 15448556

約数列:

[1, 2, 4, 41, 82, 139, 164, 278, 556, 839, 1678, 3356, 5699, 11398, 22796, 34399, 68798, 116621, 137596, 233242, 466484, 4781461, 9562922, 19125844]

約数ペア:

[(1, 19125844), (2, 9562922), (4, 4781461), (41, 466484), (82, 233242), (139, 137596), (164, 116621), (278, 68798), (556, 34399), (839, 22796), (1678, 11398), (3356, 5699)]