19903372

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4603}}^1$

素因数の和:4677

約数の個数: 24

約数和(自身を含む): 37126656

約数和(自身を除く): 17223284

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 4603, 9206, 18412, 105869, 211738, 216341, 423476, 432682, 865364, 4975843, 9951686, 19903372]

約数ペア:

[(1, 19903372), (2, 9951686), (4, 4975843), (23, 865364), (46, 432682), (47, 423476), (92, 216341), (94, 211738), (188, 105869), (1081, 18412), (2162, 9206), (4324, 4603)]