81980924

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{2389}}^1$

素因数の和:2789

約数の個数: 24

約数和(自身を含む): 150168480

約数和(自身を除く): 68187556

約数列:

[1, 2, 4, 23, 46, 92, 373, 746, 1492, 2389, 4778, 8579, 9556, 17158, 34316, 54947, 109894, 219788, 891097, 1782194, 3564388, 20495231, 40990462, 81980924]

約数ペア:

[(1, 81980924), (2, 40990462), (4, 20495231), (23, 3564388), (46, 1782194), (92, 891097), (373, 219788), (746, 109894), (1492, 54947), (2389, 34316), (4778, 17158), (8579, 9556)]