81771164

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18911}}^1$

素因数の和:18985

約数の個数: 24

約数和(自身を含む): 152506368

約数和(自身を除く): 70735204

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 18911, 37822, 75644, 434953, 869906, 888817, 1739812, 1777634, 3555268, 20442791, 40885582, 81771164]

約数ペア:

[(1, 81771164), (2, 40885582), (4, 20442791), (23, 3555268), (46, 1777634), (47, 1739812), (92, 888817), (94, 869906), (188, 434953), (1081, 75644), (2162, 37822), (4324, 18911)]